Best crypto smart-contract audits in Singapore
Certora ranks highest in ChainChoice’s published smart-contract audits ranking among the providers that list Singapore — Formal verification. No capital gains tax for individuals. MAS-licensed Digital Payment Token Service Providers required for retail-facing platforms.
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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.
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Which crypto smart-contract audit firm should Singapore residents use in November 2026?
Certora ranks highest in ChainChoice’s published smart-contract audits ranking among the providers that list Singapore — Formal verification. The order is the published ranking itself; providers whose terms exclude Singapore are removed. Check authorisation with MAS before depositing.
- Singapore residents holding capital in SGD
- Users who need MAS-aligned compliance and audit-grade reporting
- Buy-and-hold profiles benefiting from Singapore's tax treatment
- Sophisticated retail and family-office treasurers
- Derivatives / perpetuals traders (use a regulated futures venue instead)
- Privacy-focused users avoiding KYC (these are licensed venues)
- Day-traders chasing the lowest spreads regardless of regulator posture
- Anyone needing a service MAS does not currently authorise
General guidance for Singapore: the ranking engine does not compute these notes and they do not change the order below. If none fits you, answer the Find My Best questions for a result for your profile.
6 smart-contract audits listed for Singapore
In ChainChoice’s published ranking order, from this category’s 6 providers: those whose terms exclude Singapore are removed; naming Singapore or a region that covers it counts the same, and those whose terms do not state it come last. Each chip names the basis: a dated check, a region listing, or the provider's own claim.
#1 for SingaporeCertora#1 globallyProvider states broad availability Formal verification with a self-reported denominator — and self-incriminating post-mortems
Method depth — 10/10Accountability — 8/10#2 for SingaporeSherlock#2 globallyProvider states broad availability Staffed audits and contests with optional Shield coverage — capped at $500,000
Accountability — 8/10Post audit record — 5/10#3 for SingaporeCyfrin / CodeHawks#3 globallyProvider states broad availability The most quantified find-rate disclosure — and the youngest track record
Accountability — 7/10Method depth — 7/10#4 for SingaporeOpenZeppelin#4 globallyProvider states broad availability The brand exceeds the published evidence — and the circulating TVL figure is double
Method depth — 6/10Post audit record — 4/10#5 for SingaporeCertiK#5 globallyProvider states broad availability Highest volume, weakest badge-to-safety record — and the badge is not an audit
Method depth — 5/10Accountability — 3/10#6 for SingaporeSpearbit / Cantina#6 globallyProvider states broad availability Elite researcher network — and the category’s worst accountability episode
Method depth — 5/10Post audit record — 4/10
Commission: None of these providers pays ChainChoice anything for these links. Disclosure
No referral fee in your country: this link opens the provider’s own site.
Crypto products are high risk. Check the provider is authorised where you live before you deposit.
- Contract failure: the code holding the funds is exploited.Scored by Post-audit exploit record · 32% (Certora 3/10, Sherlock 5/10, Cyfrin / CodeHawks 4/10)
- Information failure: the number is wrong or bought, or your data leaks.Scored by Accountability & reconstructability · 28% (Certora 8/10, Sherlock 8/10, Cyfrin / CodeHawks 7/10)
Each cell is verified against the provider's filings or the MAS register; a gap shows "—", never an estimate.
| Provider | Taker fee in Singapore | KYC tier | SGD rails | MAS license |
|---|---|---|---|---|
| #1Certora | — | — | — | — |
| #2Sherlock | — | — | — | — |
| #3Cyfrin / CodeHawks | — | — | — | — |
| #4OpenZeppelin | — | — | — | — |
| #5CertiK | — | — | — | — |
Source: ChainChoice provider catalog cross-referenced with the MAS register; each fee as of its entry's latest verification (accuracy methodology).
Is using a crypto smart-contract audit firm legal in Singapore?
Yes. Crypto smart-contract audits are regulated in Singapore by Monetary Authority of Singapore (MAS). Always verify a platform's licensing status with MAS before transacting.
How is crypto taxed in Singapore?
Singapore has no capital gains tax. Trading crypto as a business or profession is taxed as income. Editorial summary, not tax advice: consult a qualified tax advisor in Singapore before filing.
What payment methods work for buying crypto in Singapore?
The most common rails for retail onramps in Singapore are: FAST, PayNow, Wire.
Are international platforms (Coinbase, Kraken, Binance) available in Singapore?
Availability varies by platform and product. Singapore has its own licensing regime under MAS, and not every global platform is registered. The shortlist above removes platforms whose terms exclude Singapore; the chip on each row says whether availability is verified, listed or unstated.