{"license":"CC-BY-4.0","licenseUrl":"https://creativecommons.org/licenses/by/4.0/","attribution":"ChainChoice (https://chainchoice.io)","category":"seed_backup","evidenceReadAt":"2026-11-10","generatedAt":"2026-11-12","criteria":[{"id":"independent_destruction_test","label":"Whether someone neutral actually destroyed one","weight":35},{"id":"rating_provenance","label":"Where the fire number comes from","weight":24},{"id":"recovery_format_and_readback","label":"What you can store, and whether you can read it back afterwards","weight":23},{"id":"landed_price_transparency","label":"Whether the real landed price is on the page","weight":18}],"providers":{"coinkite_seedplate":{"independent_destruction_test":{"s":8,"q":"Seedplate A A A A $50","u":"https://jlopp.github.io/metal-bitcoin-storage-reviews/","d":"2026-11-10"},"rating_provenance":{"s":10,"q":"Tough 2mm thick steel. | Third-party destruction test results | Quality steel cut and etched in Canada","u":"https://seedplate.com/","d":"2026-11-10"},"recovery_format_and_readback":{"s":7,"q":"Single plate design, 12 words per side (24 words total). | Etch marks chemically colored in black for better legibility. | Optional automatic punch available here","u":"https://seedplate.com/","d":"2026-11-10"},"landed_price_transparency":{"s":5,"q":"IN-STOCK $69.99 $59.97 SEEDPLATE® 24 Words | Center Punch sold separately. | IN-STOCK $12.99 $14.99 Center Punch","u":"https://store.coinkite.com/store/seedplate","d":"2026-11-10"}},"bitbox_steelwallet":{"independent_destruction_test":{"s":8,"q":"Steelwallet A A A A €65","u":"https://jlopp.github.io/metal-bitcoin-storage-reviews/","d":"2026-11-10"},"rating_provenance":{"s":10,"q":"Using the center punch went smoothly and quickly. No data loss. Read the review, Jameson Lopp | Yes, Jameson Lopp published a great article, comparing a wide variety of tools.","u":"https://bitbox.swiss/steelwallet/","d":"2026-11-10"},"recovery_format_and_readback":{"s":7,"q":"Each set stores up to 24 recovery words (12 per sheet). | Note: Only the first four letters of each recovery word need to be punched to uniquely identify the words defined by the BIP-39 industry standard.","u":"https://shop.bitbox.swiss/en/products/steelwallet-13/","d":"2026-11-10"},"landed_price_transparency":{"s":6,"q":"The shipping price is calculated during checkout based on the weight of the product, destination country and selected shipping speed. The calculated shipping price is clearly displayed before you confirm your order.","u":"https://bitbox.swiss/policies/shipping/","d":"2026-11-10"}},"coldbit_steel":{"independent_destruction_test":{"s":8,"q":"Coldbit Steel A A A A €82","u":"https://jlopp.github.io/metal-bitcoin-storage-reviews/","d":"2026-11-10"},"rating_provenance":{"s":6,"q":"extreme temperatures (up to 1200 C) | 2 stainless steel (AISI 304) heat and corrosion resistant plates","u":"https://coldbit.com/products/coldbit-steel","d":"2026-11-10"},"recovery_format_and_readback":{"s":9,"q":"stores up to 24 seed words on a single plate (each word up to 8 letters) | extra line at the bottom that can be used to stamp the wallet name/ID or a fingerprint or be used as a 25th word | Compatible with any 24, 20 or 12 word seeds (BIP-39, SLIP-39 standards)","u":"https://coldbit.com/products/coldbit-steel","d":"2026-11-10"},"landed_price_transparency":{"s":6,"q":"Regular price €89,00 EUR | €69,00/ea | Taxes included. Discounts and shipping calculated at checkout.","u":"https://coldbit.com/products/coldbit-steel","d":"2026-11-10"}},"cryptotag_zeus":{"independent_destruction_test":{"s":9,"q":"CryptoTag Zeus A A A A $130","u":"https://jlopp.github.io/metal-bitcoin-storage-reviews/","d":"2026-11-10"},"rating_provenance":{"s":3,"q":"Material Titanium | Heat ressistance 1667 °C 3032 °F","u":"https://cryptotag.io/products/zeus-starter-kit/","d":"2026-11-10"},"recovery_format_and_readback":{"s":4,"q":"Instead of using the BIP39 words we use the BIP39 numbers. | Punch the numbers in the Cryptotag Plates. | The BIP39 wordlist can be found on Github and other sources on the internet. | Storage capacity 24 words, 12 per plate","u":"https://cryptotag.io/products/zeus-starter-kit/","d":"2026-11-10"},"landed_price_transparency":{"s":3,"q":"Free shipping on orders with 2 or more products | Ships from Manchester, UK | Delivery time: 1 - 3 business days","u":"https://cryptotag.io/products/zeus-starter-kit/","d":"2026-11-10"}},"hodlr_shield_titanium_24":{"independent_destruction_test":{"s":5,"q":"Hodlr Swiss A- A A B €119","u":"https://jlopp.github.io/metal-bitcoin-storage-reviews/","d":"2026-11-10"},"rating_provenance":{"s":3,"q":"featuring precision-etched titanium disks with a melting point of 1,650°C / 3,000°F, housed in a solid monobloc steel shell. Your engraved seed stays intact even in extreme heat","u":"https://hodlr.swiss/products/hodlr-shield-stealth-24","d":"2026-11-10"},"recovery_format_and_readback":{"s":6,"q":"Each seed word is identified by its first four letters only. | In rare cases like fire, impact, or collapse, your Hodlr Shield may self-lock due to deformation. That’s intentional.","u":"https://hodlr.swiss/products/hodlr-shield-stealth-24","d":"2026-11-10"},"landed_price_transparency":{"s":10,"q":"We ship worldwide. All orders benefit from Free Shipping, worldwide. | We show all prices VAT included and pre-pay the customs for most countries.","u":"https://hodlr.swiss/policies/shipping-policy","d":"2026-11-10"}},"keystone_tablet_plus":{"independent_destruction_test":{"s":2,"q":"Keystone Tablet Plus C F A A $49","u":"https://jlopp.github.io/metal-bitcoin-storage-reviews/","d":"2026-11-10"},"rating_provenance":{"s":3,"q":"Designed to be indestructible with a fireproof threshold of 1399 to 1455°C / 2550 to 2651°F (house fires get up to 649℃ / 1200°F). | Composed entirely of 304-grade stainless steel.","u":"https://shop.keyst.one/products/keystone-tablet-plus","d":"2026-11-10"},"recovery_format_and_readback":{"s":3,"q":"Redesigned with individual slots for each letter tile, Keystone Tablet Plus ensures the tiles stay in place even under extreme heat and deformation | Double-sided storage supports 12, 18, and 24-word recovery phrases (BIP39 specifies only the first 4 letters are needed to identify each word).","u":"https://shop.keyst.one/products/keystone-tablet-plus","d":"2026-11-10"},"landed_price_transparency":{"s":8,"q":"Keystone Tablet Plus Regular price Sale price $69.00 Free shipping | Free shipping for orders over $30 to Europe (except Switzerland and Norway), USA and Australia | In the Box Keystone Tablet Plus, 4 Sheets of metal letters, 2 Tamper-Proof stickers, Extra screws, Screwdriver, Quick Guide","u":"https://shop.keyst.one/products/keystone-tablet-plus","d":"2026-11-10"}},"billfodl":{"independent_destruction_test":{"s":1,"q":"Billfodl C C A D $55","u":"https://jlopp.github.io/metal-bitcoin-storage-reviews/","d":"2026-11-10"},"rating_provenance":{"s":0,"q":"Billfodl: The Only Scientifically Tested Recovery Seed Backup | Forged to withstand more than double the average house fire","u":"https://billfodl.com/products/the-billfodl","d":"2026-11-10"},"recovery_format_and_readback":{"s":3,"q":"Each Billfodl package comes with the main steel unit or chassis and a set of over 300 character tiles. | you will spell out the first four letters of each word and slide them into the main unit | I only see support for 96 characters","u":"https://billfodl.com/","d":"2026-11-10"},"landed_price_transparency":{"s":6,"q":"Protection Against Digital Threats And Natural Disasters $99 Shop Billfodl | Free US Shipping on Orders Over $99 | Taxes, Discounts and shipping calculated at checkout","u":"https://billfodl.com/","d":"2026-11-10"}}}}