
Changelly is one of the longer-running instant swap services in crypto, launched in 2015. It handles a large volume of crypto-to-crypto exchanges and also sells crypto via card. This review covers what the service actually delivers in 2026 — fees, KYC policy, app quality, supported countries, and where it falls short for users who prioritize privacy.
Superswap.cx is a non-custodial instant exchange. No account, no email, no identity check — at any amount.
Changelly is a centralized instant exchange aggregator. It pulls rates from multiple liquidity sources and routes your swap through whichever offers the best price at that moment. You don't need to create an account to initiate a swap — you enter a destination address, send funds, and receive the exchanged asset. That's the basic flow.
The service supports hundreds of cryptocurrencies and also allows fiat-to-crypto purchases via card through third-party payment processors. The card-buy feature is where most of the friction (and KYC) lives.
Changelly advertises fees starting at 0.25% for floating-rate swaps. Here's what that means in practice:
The headline 0.25% fee is accurate for floating-rate crypto-to-crypto swaps, but the all-in cost after network fees is always higher. Always check the final breakdown before confirming.
This is the most important question for privacy-conscious users, and the answer is: it depends, and you can't predict when it will apply to you.
Changelly does not require account registration or upfront identity verification for crypto-to-crypto swaps. However, their terms of service explicitly allow them to request KYC at any point — before, during, or after a transaction. Their automated compliance system flags transactions based on undisclosed criteria including amount, asset type, wallet history, and geographic signals.
When a swap is flagged, your funds are held pending verification, you're asked to submit government-issued ID and sometimes a selfie, and the swap resumes only after manual review — which can take hours to days. In some cases, funds are returned if verification is declined or not completed.
There is no published threshold. A 0.05 BTC swap can be flagged just as easily as a larger one if the system decides to review it. For users who need consistent, predictable privacy, this is a meaningful risk.
Card purchases via Changelly always require KYC through the payment processor — no exceptions.
Changelly's crypto-to-crypto swap service is available in most countries. There are no prominently published geographic restrictions for basic swaps. However:
If you're using a VPN, Changelly may flag or restrict your transaction — their compliance system monitors for IP inconsistencies.
Changelly has a mobile app available for both Android and iOS. The app mirrors the web experience: floating and fixed-rate swap options, a portfolio tracker, and access to card purchases where supported.
Changelly app download Android: Available on Google Play. The app is functional and reasonably well-maintained, with updates pushed regularly. iOS: Available on the App Store under the same name.
The app doesn't require a Changelly login to initiate swaps — you can use it without an account the same way you'd use the website. However, creating an account unlocks a transaction history view. Be aware that an account means your swap history is stored on their servers and linked to your email.
Changelly is a legitimate service with a long track record. But it has structural limitations for users who prioritize privacy:
If consistent privacy is the priority, Superswap.cx operates differently by design. There is no registration, no login, no identity verification — at any amount. You provide a destination address, send your crypto, and receive the swapped asset. No account is created, no data is retained beyond what's needed to process the transaction.
Supported pairs include major privacy-friendly routes:
Settlement takes 5-30 minutes. The fee is flat and included in the displayed rate — no surprises at checkout. See the full list of supported pairs for all available combinations across BTC, ETH, LTC, SOL, XMR, ZEC, and USDT.
The tradeoff: fewer supported coins than Changelly, and no card purchase option. If you need to buy crypto with a credit card or need an obscure altcoin, Changelly is more capable. If you need a private, no-account swap between major assets, Superswap is the cleaner option.
Crypto-to-crypto swaps usually start KYC-free, but Changelly's automated risk system can trigger an identity verification request at any point — before, during, or after a swap. The threshold isn't published, so a $200 trade can pass while a $50 one gets flagged based on heuristics like deposit address history, IP reputation, or transaction patterns. Funds are held until KYC is completed. Card purchases always require KYC through the payment processor regardless of amount.
Floating-rate swaps carry approximately a 0.25% service fee built into the rate. Fixed-rate swaps are higher, typically 0.5% or more, in exchange for locking the quote. Network fees are added on top and shown at checkout. Card purchases run significantly higher — usually 3 to 5% depending on processor and region. The displayed exchange rate already includes the service fee, but the spread between buy and sell rates is where most of the cost actually sits.
Crypto-to-crypto swaps are accessible from the United States. Fiat-to-crypto card purchases are restricted in some states due to money-transmission licensing requirements that vary state by state. Changelly is not available to users in sanctioned jurisdictions (Iran, North Korea, etc.) or to anyone flagged on OFAC lists. Tax obligations on capital gains apply to swaps made through Changelly the same way they would on any other exchange — KYC status doesn't affect tax liability.
Most swaps settle in 5 to 30 minutes once your deposit confirms on-chain. Bitcoin's side typically needs 1 to 2 confirmations (10 to 20 minutes), while Ethereum and most other chains confirm in under 5 minutes. If the compliance system flags a swap for review, settlement is paused indefinitely until manual verification completes — which can stretch to hours or days depending on Changelly's queue and what additional documentation is requested. There is no service-level commitment on review turnaround time.
Yes. Changelly publishes apps for both Android (Google Play) and iOS (App Store). The mobile apps support the same crypto-to-crypto swap functionality as the web interface, and KYC behavior is identical — the same automated risk system can trigger verification regardless of which client you use. The apps do require notifications permissions to alert you about compliance review requests, which is worth knowing if your swap gets flagged while the app is backgrounded.
Changelly has operated since 2015 and processed billions in volume without a custodial failure or hack of user funds — its track record is materially stronger than most no-KYC alternatives. The main user complaints concern unexpected compliance holds rather than safety incidents. Funds are held only during the brief swap window, not in account balances, which limits exposure. The realistic risk isn't theft but having a transaction stuck in compliance review while the market moves against you.
Superswap.cx is a non-custodial swap service with no registration, no account, and no identity verification at any amount. It supports BTC, ETH, LTC, SOL, XMR, ZEC, and USDT on multiple chains. Settlement is 5 to 30 minutes with a flat fee included in the displayed rate — no separate compliance review can pause your transaction. SideShift and TradeOgre are also non-custodial no-KYC options, though they make different tradeoffs on liquidity and supported assets.
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