Crypto String vs Hatch Vault
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Crypto String
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Crypto String is the ultimate secure text encryption app using military-grade AES-256-GCM with authentication. Protect your sensitive information with powerful encryption and Base64 encoding โ all 100% offline and private. Core Features โข AES-256-GCM Encryption โ Military-grade algorithm with custom keys for unique results โข Base64 Encode/Decode โ Fast and reliable for data transmission and storage โข File Import โ Directly import text/keys from local files or iCloud Drive โข Smart Key Management โ Import keys + eye-icon toggle to view/hide safely โข History Records โ Auto-save last 10 operations with key hints (only first 4 chars) โข Multilingual Interface โ Automatic language switching โข Dark Mode + iOS Native โ Built with Apple CryptoKit for maximum security Security First โข 100% Local Processing โ Nothing uploaded to cloud โข No data collection, no accounts, no tracking โข Keys never stored in plain text โข One-time purchase, no ads, no subscriptions Perfect for protecting passwords, notes, private messages, or business data. Simple, fast, and truly private. Download Crypto String now and encrypt with confidence!
Hatch Vault
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Hatch is a private, encrypted vault for photos, videos, documents, notes and passwords. It looks like a calculator, opens with a secret code and has a decoy. No account needed, no analytics: nothing leaves your phone unless you choose to send it. HIDDEN IN PLAIN SIGHT On the outside, Hatch is a working calculator. Type your PIN, press = and the vault opens. Pick an alternate icon, scramble the keypad so no one learns your code from where you tap, and lay the phone face down to lock and blur the vault. REAL ENCRYPTION Every file is encrypted on the device with XChaCha20-Poly1305. Your PIN, password or pattern is stretched with Argon2id and never stored; where supported, unlocking also needs this phone. Videos play straight from the encrypted file, with no decrypted copy written to storage. A DECOY, AND A DURESS CODE A second PIN opens a second, believable vault. A third, the duress PIN, destroys the real keys and opens the decoy as cover. Both are off by default. CATCH INTRUDERS Wrong PINs are logged, with an optional front-camera photo of whoever typed them. Repeated failures bring an escalating lockout and, if you choose, self-destruct. CAPTURE AND IMPORT Shoot photos and video straight into the vault, never touching your photo library. Scan documents to PDF. Copy or move from Photos or Files, paste from the clipboard, or share in from any app: shares are encrypted the moment they arrive. Import WhatsApp chats, zip files and authenticator codes. A GALLERY THAT FEELS LIKE YOUR PHONE'S Timeline, albums, tags, favourites, slideshow and On this day. Search finds the words in a photo and what it shows, recognised on the phone. Crop or pixelate a copy and keep the original. Items can expire or be view-once. MORE THAN PHOTOS Encrypted notes with history, a journal, and a wallet for passwords, cards and two-factor codes. It reads passport and ID details from a photo. Lock single folders even while the vault is open. SHARE WITHOUT A SERVER Send files as a locked parcel that opens with a passphrase. Share an album with another phone on the same Wi-Fi, end-to-end encrypted. Guest mode hands the phone over showing one folder only. LEAKS NOTHING App-switcher preview covered, clipboard wiped, keyboard learning off, auto-lock. Excluded from iCloud backups. Asks for your secret again before risky actions. LOOK AFTER YOUR VAULT Privacy checkup, vault and password health, a duplicates and similar-photos finder, and a tamper-evident activity log. BACKUP ON YOUR TERMS Export an encrypted .hatch bundle, or subscribe to the optional cloud backup: 5, 10, 50 or 200 GB, monthly or yearly, with an account (email, Apple or Google). Only ciphertext is uploaded; we cannot see your files. A recovery phrase, shown once, restores on a new phone or if you forget your secret. We hold no copy. Light and dark, accent colours, twenty languages. PRIVACY Without an account Hatch collects nothing: no analytics, no crash reporting, no ads. With cloud backup we hold your email, your plan and encrypted data we cannot read. Deleting the app erases everything on the phone, keys included. TERMS OF USE A personal licence for devices you control. Cloud backup is charged to your Apple ID and renews automatically unless cancelled at least 24 hours before the period ends. You are responsible for what you store and your backups. The disguise features are privacy tools, not a defence against forensic examination; the duress wipe is instant and irreversible. LINKS Support: https://hatch-app-cloud.web.app/ Email: lowkey9.ai@gmail.com Privacy policy: https://hatch-app-cloud.web.app/privacy.html Terms of use (EULA): https://hatch-app-cloud.web.app/terms.html Delete your account: https://hatch-app-cloud.web.app/delete-account.html Manage subscription: https://apps.apple.com/account/subscriptions Arabic: https://hatch-app-cloud.web.app/privacy.ar.html ยท https://hatch-app-cloud.web.app/terms.ar.html
Screenshots
Verdict
The clearest difference is price: Hatch Vault at Free against Crypto String's $0.99. Hatch Vault also leads on update cadence (every 5 days vs every 4 months) and iOS requirement (15.1 vs 18.0). Crypto String's advantage is in-app purchases (none vs 8). On ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Hatch Vault is free to download; Crypto String costs $0.99 up front. Hatch Vault sells 8 in-app purchases, starting at $0.99 per month. Crypto String asks for nothing beyond the download.
Crypto String ships an update every 4 months, Hatch Vault every 5 days. The most recent releases landed on November 2, 2026 and November 10, 2026 respectively.
| Parameter | Crypto String | Hatch Vault |
|---|---|---|
| Price | $0.99 | Free โ better |
| Update frequency | Every 4 months | Every 5 days โ better |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 18.0 | 15.1 โ better |
| Further details โ not scored | ||
| Size | 0 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Xu Wang | Ahmed Mansour |
In-app purchases
Crypto String
No in-app purchases
Hatch Vault
- Cloud Backup 5 GB$0.991 Month
- Cloud Backup 10 GB$1.991 Month
- Cloud Backup 50 GB$3.991 Month
Show 5 moreShow fewer
- Cloud Backup 5 GB$9.991 Year
- Cloud Backup 200 GB$14.991 Month
- Cloud Backup 10 GB$14.991 Year
- Cloud Backup 50 GB$44.991 Year
- Cloud Backup 200 GB$174.991 Year









