Seed Phrase Backup
Seed Phrase Backup evaluated across whether someone neutral actually destroyed one, where the fire number comes from, what you can store and recover, and whether the real landed price is on the page.
7providers tracked
7ranked (methodology v2026.11.1)
12 November 2026Ranking snapshot
28 October 2026oldest read · due 12 DecIndependent. Evidence-based.We rank with a published method and sourced evidence. No one can pay to rank.How it works
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Pick a country to see which seed phrase backups serve it. Nothing is hidden — any that does not is listed with that reason.- 🇺🇸 United States
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7 providers match your requirements
Out of 7 ranked providers. 0 excluded.
What this ranks
Ranked here: seed phrase backups that you buy so your seed phrase can still be read and recovered after a fire.Not ranked here: products that do not store a seed phrase to be read and recovered after a fire.7 of the 7 assessed are ranked.Requirements narrow the list; they never change a published ChainChoice Score. How the ranking works
BI
BitBox Steelwallet
How BitBox Steelwallet was chosen
Wins the weighted total without leading any single criterionTwo engraved stainless sheets
81 / 100 out of 100published score, #1 of all 7 worldwide
Evidence
High
4/4 criteria scored, with 4 dated sources quoted.Where the fire number comes fromWhether someone neutral actually destroyed one
Why it leads
- BitBox Steelwallet is 1 point ahead of SEEDPLATE 24 Words, mainly because it scores higher on its landed price transparency.
- Ahead of SEEDPLATE 24 Words on landed price transparency (+1.1 points)
- Provider states broad availability
Tradeoff
Landed price transparency: 4 points below the best in this ranking
One-time price
€65 once
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#ProviderOne-time priceCompare
3
CO
One 4mm AISI 304 plate under a 2mm cover
73 / 100 out of 100
€69 oncefee read 10 November 2026 · source
4
Twenty-four acid-etched titanium disks riveted...
67 / 100 out of 100
€239 oncefee read 10 November 2026 · source
5
Two titanium plates recording BIP39 word index...
65 / 100 out of 100
€149 oncefee read 10 November 2026 · source
7
TH
316 stainless rail chassis holding...
45 / 100 out of 100
$99 oncefee read 10 November 2026 · source
Compare providers (0)
See key differences in features, fees, security and more.
Landed price transparency
Whether the real landed price is on the page
18% of the published criteria weight. Scored 0–10 from the published evidence; the order below is by this criterion, then the published ranking.
| Provider | Landed price transparency (0–10) | ChainChoice Score |
|---|---|---|
| Hodlr Shield — Stealth Titanium Heart 24 | 10 | 67 |
| Keystone Tablet Plus | 8 | 54 |
| BitBox Steelwallet | 6 | 81 |
| Coldbit Steel | 6 | 73 |
| The Billfodl | 6 | 45 |
| SEEDPLATE 24 Words | 5 | 80 |
| CRYPTOTAG Zeus | 3 | 65 |
Recovery format and readback
What you can store and recover
23% of the published criteria weight. Scored 0–10 from the published evidence; the order below is by this criterion, then the published ranking.
| Provider | Recovery format and readback (0–10) | ChainChoice Score |
|---|---|---|
| Coldbit Steel | 9 | 73 |
| BitBox Steelwallet | 7 | 81 |
| SEEDPLATE 24 Words | 7 | 80 |
| Hodlr Shield — Stealth Titanium Heart 24 | 6 | 67 |
| CRYPTOTAG Zeus | 4 | 65 |
| Keystone Tablet Plus | 3 | 54 |
| The Billfodl | 3 | 45 |
Independent destruction test
Whether someone neutral actually destroyed one
35% of the published criteria weight. Scored 0–10 from the published evidence; the order below is by this criterion, then the published ranking.
| Provider | Independent destruction test (0–10) | ChainChoice Score |
|---|---|---|
| CRYPTOTAG Zeus | 9 | 65 |
| BitBox Steelwallet | 8 | 81 |
| SEEDPLATE 24 Words | 8 | 80 |
| Coldbit Steel | 8 | 73 |
| Hodlr Shield — Stealth Titanium Heart 24 | 5 | 67 |
| Keystone Tablet Plus | 2 | 54 |
| The Billfodl | 1 | 45 |
Rating provenance
Where the fire number comes from
24% of the published criteria weight. Scored 0–10 from the published evidence; the order below is by this criterion, then the published ranking.
| Provider | Rating provenance (0–10) | ChainChoice Score |
|---|---|---|
| BitBox Steelwallet | 10 | 81 |
| SEEDPLATE 24 Words | 10 | 80 |
| Coldbit Steel | 6 | 73 |
| Hodlr Shield — Stealth Titanium Heart 24 | 3 | 67 |
| CRYPTOTAG Zeus | 3 | 65 |
| Keystone Tablet Plus | 3 | 54 |
| The Billfodl | 0 | 45 |
All 4 published criteria
Every ranked row’s score on each criterion, in the published order. Choose a column to order by it.
| Provider | ChainChoice Score | |||||
|---|---|---|---|---|---|---|
| 1 | BitBox Steelwallet | 8 | 10 | 7 | 6 | 81 |
| 2 | SEEDPLATE 24 Words | 8 | 10 | 7 | 5 | 80 |
| 3 | Coldbit Steel | 8 | 6 | 9 | 6 | 73 |
| 4 | Hodlr Shield — Stealth Titanium Heart 24 | 5 | 3 | 6 | 10 | 67 |
| 5 | CRYPTOTAG Zeus | 9 | 3 | 4 | 3 | 65 |
| 6 | Keystone Tablet Plus | 2 | 3 | 3 | 8 | 54 |
| 7 | The Billfodl | 1 | 0 | 3 | 6 | 45 |
How this ranking works
How firm the #1 is, the per-criterion arithmetic behind each score, who pays ChainChoice, and which seed phrase backup were assessed and left out.
One point from changingBitBox Steelwallet leads SEEDPLATE 24 Words by 1 point
A one-point change on one criterion puts SEEDPLATE 24 Words first, so read both.
See the arithmetic
Move whether someone neutral actually destroyed one — the heaviest criterion that changes it, weighted 35 — by a single point and SEEDPLATE 24 Words takes first place. Both are worth reading. The published rankings file
Why this score4 published criteria · leads 1 of 4
Published criterionWtScore, and the best hereGap/10 out of 10Pts
Whether someone neutral actually destroyed one8.4−189.0
Where the fire number comes from5.8·107.7
What you can store and recover5.5−275.2
Whether the real landed price is on the page4.3−463.5
Σ methodology points25.2/32
Each bar is the score on that criterion’s own 0–10 scale, never rescaled to the pool. The dark line is the best any product here reached on that axis. Wt is the most the criterion can add to the 86-point weighted total. Pts is weight × score × 32; the sum is the methodology score, and each weighted point behind the leader costs 2.6 on the displayed score. how these are weighted
Why it ranks first
Why BitBox Steelwallet leads this category right now
Two engraved stainless sheets, 12 words each, marked with an included automatic punch. Strongest on where the fire number comes from (10/10): BitBox's Steelwallet page publishes no fire temperature of its own. It quotes Jameson Lopp's independent stress test, "Using the center punch went smoothly and quickly. No data loss.", and links the review. Read by hand on 10 November 2026. Weakest on whether the real landed price is on the page (6/10): BitBox prints the price, €65.00, and the tax basis, 19% VAT, on its shop page. The shipping cost is calculated at checkout and is not on the page. The page said shipping was free in August and no longer says so. Published price: BitBox shop (https://shop.bitbox.swiss/en/products/steelwallet-13/), read 2026-11-10 by hand in a browser; the page answers plain clients with a Cloudflare challenge. "Steelwallet €65.00 including 19.00% VAT".
Best for
Where the fire number comes from — 10/10
Main tradeoff
The A grade is from May 2019 - seven years old - and Shift Crypto quotes that review on the product page as current evidence. Nobody neutral has destroyed a Steelwallet bought from shop.bitbox.swiss. Shipping is not on the page: BitBox's shipping policy, read by hand on 10 November 2026, says "The shipping price is calculated during checkout based on the weight of the product, destination country and selected shipping speed.", so the €65.00 is not the landed price.
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BitBox shop (https://
Recommendation summary
What should decide this category
Has a neutral third party actually destroyed this product, and what grade did it get?
Is the quoted temperature a test result, or just the melting point of the metal?
If it survives a fire, can the phrase still be read out of it?
Quick picks
Strong options in this category
Start with the lead choice first, then use the shortlist only if you still need a challenger or stronger fit for a specific setup.
Best overall
BI
BitBox Steelwallet
Two engraved stainless sheets, 12 words each, marked with an included automatic punch.
Two engraved stainless sheets, 12 words each, marked with an included automatic punch. Strongest on where the fire number comes from (10/10): BitBox's Steelwallet page publishes no fire temperature of its own. It quotes Jameson Lopp's independent stress test, "Using the center punch went smoothly and quickly. No data loss.", and links the review. Read by hand on 10 November 2026. Weakest on whether the real landed price is on the page (6/10): BitBox prints the price, €65.00, and the tax basis, 19% VAT, on its shop page. The shipping cost is calculated at checkout and is not on the page. The page said shipping was free in August and no longer says so. Published price: BitBox shop (https://shop.bitbox.swiss/en/products/steelwallet-13/), read 2026-11-10 by hand in a browser; the page answers plain clients with a Cloudflare challenge. "Steelwallet €65.00 including 19.00% VAT".
Best for: Where the fire number comes from — 10/10
Whether someone neutral actually destroyed one · weight 35%8/10Where the fire number comes from · weight 24%10/10What you can store and recover · weight 23%7/10Whether the real landed price is on the page · weight 18%6/10
Quick pick
SEEDPLATE 24 Words
Single 2mm etched steel plate, 12 words per side, marked with a separately sold centre punch.
Single 2mm etched steel plate, 12 words per side, marked with a separately sold centre punch. Strongest on where the fire number comes from (10/10): SEEDPLATE's site publishes no temperature figure at all and links the words "Third-party destruction test results" straight to Jameson Lopp's independent review, in which the plate holds A grades for heat, corrosion and crush. Weakest on whether the real landed price is on the page (5/10): The store lists the plate at $59.97 and the center punch needed to mark it separately at $14.99, $74.96 for a usable unit; the page states neither a shipping cost nor a tax basis, so the landed price appears only at checkout. Published price: "IN-STOCK $69.99 $59.97 SEEDPLATE® 24 Words" with "Single 24 word plate, 12 words per side!
Best for: Where the fire number comes from — 10/10
Whether someone neutral actually destroyed one · weight 35%8/10Where the fire number comes from · weight 24%10/10What you can store and recover · weight 23%7/10Whether the real landed price is on the page · weight 18%5/10
Quick pick
CO
Coldbit Steel
One 4mm AISI 304 plate under a 2mm cover, seed hand-stamped as full words.
One 4mm AISI 304 plate under a 2mm cover, seed hand-stamped as full words. Strongest on what you can store and recover (9/10): Coldbit's product page describes each seed word stamped in full, up to eight letters, into a single stainless plate, with a spare line for a 25th word and SLIP-39 support. Read by hand on 10 November 2026. Weakest on where the fire number comes from (6/10): Coldbit claims resistance to "extreme temperatures (up to 1200 C)" for its AISI 304 plates, below that steel's melting range. It states no test method and cites no independent test. Read by hand on 10 November 2026. Published price: Coldbit Steel product page (https://coldbit.com/products/coldbit-steel), read 2026-11-10 by hand in a browser; the page answers plain clients with HTTP 429.
Best for: What you can store and recover — 9/10
Whether someone neutral actually destroyed one · weight 35%8/10Where the fire number comes from · weight 24%6/10What you can store and recover · weight 23%9/10Whether the real landed price is on the page · weight 18%6/10
Quick pick
Hodlr Shield — Stealth Titanium Heart 24
Twenty-four acid-etched titanium disks riveted inside a milled capsule, marked by centre punch.
Twenty-four acid-etched titanium disks riveted inside a milled capsule, marked by centre punch. Strongest on whether the real landed price is on the page (10/10): Hodlr lists the Stealth Titanium Heart 24 from €239,00 and the item can be added to the cart. Its shipping policy states "All orders benefit from Free Shipping, worldwide." and "We show all prices VAT included and pre-pay the customs for most countries." Weakest on where the fire number comes from (3/10): Hodlr gives one temperature, titanium's melting point of 1,650°C / 3,000°F, as the reason the seed "stays intact even in extreme heat". It states no test method and cites no independent test. Read by hand on 10 November 2026. Published price: Hodlr Shield product page (https://hodlr.swiss/products/hodlr-shield-stealth-24), read 2026-11-10 by hand in a browser; the page answers plain clients with HTTP 429. "Hodlr Shield — Stealth Titanium Heart 24 Sale price €239,00", "Tax included.
Best for: Whether the real landed price is on the page — 10/10
Whether someone neutral actually destroyed one · weight 35%5/10Where the fire number comes from · weight 24%3/10What you can store and recover · weight 23%6/10Whether the real landed price is on the page · weight 18%10/10
Considered and not ranked
None left out by name
We assessed 7 products here and rank all 7. No product has been turned away by name; when one is, its name and the reason appear here. Evidence last read 10 November 2026.
What this ranking does not assess
Every failure family that applies to this category is scored by one of its criteria.
Which criterion scores each family, and why the others do not apply, is in /data/risk-coverage.json.
How this ranking is built
Reviewed on whether someone neutral actually destroyed one, where the fire number comes from, what you can store and recover, and whether the real landed price is on the page.
Data checked Nov 2026 · Independent rankings · We show our work
How this page is reviewed
Reviewed means every product ranked on this page was read against its sources on or after that date; every ranked category is re-read at least every 45 days. Models research, extract and parse. A deterministic engine ranks. Every quote passes an adversarial refute pass.
Accountable for this review: Mathias Siemonsmeier, Founder.
How we review · Review calendar · Corrections log · How we make money
Direct answer
What is the best seed phrase backup in 2026?
BitBox Steelwallet ranks #1 overall for seed phrase backup on ChainChoice. Two engraved stainless sheets, 12 words each, marked with an included automatic punch. It holds that rank under an affiliate-blind methodology scored across 4 published, weighted criteria — the code that ranks providers physically cannot read affiliate payouts (CI-enforced), so a payout can't move a rank. The verdict re-computes on every fee change, incident, or regulatory action; the full reasoning and the audit receipt are under Methodology.
How you can lose money here, and what the ranking scores
- Key failure: your own keys are made, shown or recovered unsafely.Scored by Whether someone neutral actually destroyed one · 35% (BitBox Steelwallet 8/10, SEEDPLATE 24 Words 8/10, Coldbit Steel 8/10)Scored by What you can store and recover · 23% (BitBox Steelwallet 7/10, SEEDPLATE 24 Words 7/10, Coldbit Steel 9/10)
- Information failure: the number is wrong or bought, or your data leaks.Scored by Where the fire number comes from · 24% (BitBox Steelwallet 10/10, SEEDPLATE 24 Words 10/10, Coldbit Steel 6/10)
Every failure family that applies to this category is scored.
Also scored, as cost, quality or a summary of several families: Whether the real landed price is on the page (18%).
FAQs
3 questions readers ask before choosing seed phrase backup.
Frequently asked
Questions people ask before choosing seed backup
Does a higher temperature rating mean a better backup?
No, and in this pool the correlation runs the other way. A stated rating is usually the melting point of the alloy — a property of stainless steel that any product made from it can claim — not a result of testing that product. One backup advertised a fireproof threshold of 1399 to 1455°C, which is very nearly the published melting range of grade 304 steel, and lost the seed roughly 300°C below it. Another prints the melting point and the fire rating as the same number, two paragraphs apart on the same page. Meanwhile the two most credible products in the pool publish no temperature at all. Treat the number as marketing and the independent grade as evidence.
Why weight independent testing so heavily?
Because it is the only claim in this category anyone can check, and because the failure mode is undetectable until it matters. You will not learn that your backup was inadequate until after a fire, by which point the phrase is gone. Jameson Lopp has published fire, crush and acid results across dozens of these devices, and one vendor in this pool links to those results directly from its own product page — which is a meaningful signal in itself, since the products with the most to hide point you at their own marketing instead.
Is surviving the fire the same as still being usable?
Not at all, and they are scored separately here for that reason. A plate can come out of a furnace structurally intact with the stamped letters deformed or the tiles fused, which is a device that survived and a backup that did not. The tester's own framing is useful: a capsule seizing shut is not a critical failure, because the phrase is still recoverable by someone willing to cut it open, whereas illegible characters are terminal. Ask what state the phrase is in afterwards, not whether the object still exists.
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Best picks
Best seed phrase backup in 2026
Buy the tested one, not the rated one. This is a rare category where the marketing claim is physically testable, and an independent tester has been destroying these products for years — so a published temperature is worth far less than a grade from someone who put the thing in a furnace. The split is uncomfortable and consistent: the products that failed are the ones quoting a number, because that number is their alloy's melting point, which is a property of stainless steel rather than a result for the product. The two that publish no rating at all take straight A grades, and one of those is the cheapest thing here. After that, ask whether you could still read the phrase after the damage — surviving intact and staying legible are different tests — and only then compare price.
Best overall
BI
BitBox Steelwallet
Two engraved stainless sheets, 12 words each, marked with an included automatic punch.
Data checked Nov 2026
Two engraved stainless sheets, 12 words each, marked with an included automatic punch. Strongest on where the fire number comes from (10/10): BitBox's Steelwallet page publishes no fire temperature of its own. It quotes Jameson Lopp's independent stress test, "Using the center punch went smoothly and quickly. No data loss.", and links the review. Read by hand on 10 November 2026. Weakest on whether the real landed price is on the page (6/10): BitBox prints the price, €65.00, and the tax basis, 19% VAT, on its shop page. The shipping cost is calculated at checkout and is not on the page. The page said shipping was free in August and no longer says so. Published price: BitBox shop (https://shop.bitbox.swiss/en/products/steelwallet-13/), read 2026-11-10 by hand in a browser; the page answers plain clients with a Cloudflare challenge. "Steelwallet €65.00 including 19.00% VAT".
Best for: Where the fire number comes from — 10/10
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Written and reviewed by Mathias Siemonsmeier, Founder
Not financial advice · For informational purposes only · Always do your own research