AirGap Vault vs BioAuth
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AirGap Vault
This app transforms your phone into a secure, offline cryptocurrency vault. It supports numerous blockchains and integrates with other wallets for seamless, secure transaction signing without network connection.
- Blockchain agnostic crypto vault
- Offline private key storage
- Verifiable QR code transaction signing
- Supports multiple companion wallets
- Segwit support
- Offline key generation
- Shamir Shares (Social Recovery)
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AirGap Vault is a blockchain agnostic crypto vault that turns your mobile phone into a cold wallet. AirGap Vault does not connect to any network, irrespective of the device used. This system built into the app makes it more secure than an ordinary crypto wallet. Transactions can be signed seamlessly without the use of cables, thanks to verifiable QR codes. This opens up multiple possibilities for interacting with other solutions. AirGap Vault is currently used alongside other companion apps like AirGap Wallet, MetaMask, Sparrow Wallet, BlueWallet, Specter, and any other QR code-based wallets. These companion apps serve as watch-only wallets that allow users to view portfolios and initiate transactions while the Vault signs transactions and protect your private keys offline. AirGap Vault supports: When paired with MetaMask - All EVM-compatible blockchains When paired with AirGap Wallet - Bitcoin - BTC, - Ethereum - ETH, - Polkadot - DOT, - Kusama - KSM, - Tezos - XTZ, - Cosmos - ATOM, - Moonbeam - GLMR, - Moonriver - MOVR, - Astar - ASTR, - Shiden - SDN, - Aeternity - AE, - Groestlcoin - GRS Features: - Segwit Support - MetaMask Support - Offline Address Overview - Secure Keyboard - Coin Flip & Dice Roll - Offline Key Generation - BIP39 Passphrase - Shamir Shares (Social Recovery) - BIP85 Child Entropy - Open Source Get the highest security by installing AirGap Vault on a separate smartphone, and never connect that phone with any network again. Another option is to install AirGap Vault and its companion app on the same device. Follow the step-by-step video on how to set up the AirGap solution: https://www.youtube.com/watch?v=M9ICKaLxuwQ To learn how to setup AirGap Vault with MetaMask watch this guide: https://www.youtube.com/watch?v=HIKJh0h7QiU
BioAuth
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An app to create cloud-based, time-sensitive secure token after biometric authentication.
Screenshots
Verdict
AirGap Vault and BioAuth are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
AirGap Vault ships an update every 2 months, BioAuth every 3 months. Both last shipped on September 19, 2026.
| Parameter | AirGap Vault | BioAuth |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (26 ratings) — better | — |
| Positive reviews | 38.5% of reviews | — |
| Number of ratings | 26 — better | — |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 13.2 |
| Further details — not scored | ||
| Size | 98 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Papers GmbH | COLLABORATIONSTUDIOS.COM, LLC |
In-app purchases
AirGap Vault
No in-app purchases
BioAuth
No in-app purchases
