Crypto String vs Length Pro
Price, ratings, monetisation and update history for both apps, side by side ā 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 ā all 100% offline and private. Core Features ⢠AES-256-GCM Encryption ā Military-grade algorithm with custom keys for unique results ⢠Base64 Encode/Decode ā Fast and reliable for data transmission and storage ⢠File Import ā Directly import text/keys from local files or iCloud Drive ⢠Smart Key Management ā Import keys + eye-icon toggle to view/hide safely ⢠History Records ā Auto-save last 10 operations with key hints (only first 4 chars) ⢠Multilingual Interface ā Automatic language switching ⢠Dark Mode + iOS Native ā Built with Apple CryptoKit for maximum security Security First ⢠100% Local Processing ā Nothing uploaded to cloud ⢠No data collection, no accounts, no tracking ⢠Keys never stored in plain text ⢠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!
Length Pro
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Length Pro turns your camera into a practical measuring tool for rooms, furniture, walls, frames, and everyday objects. Features: - Measure length with an AR ruler. - Check height and vertical distance quickly. - Outline surfaces and estimate area. - Use the digital level for alignment tasks. - Save snapshots and review measurements later. - Switch units to match your workflow. Subscription Information: Length Pro offers auto-renewable weekly, monthly, and yearly subscriptions for unlimited premium access. Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the end of the current period. Manage or cancel your subscription anytime in Account Settings after purchase. Terms of Use: https://doc-hosting.flycricket.io/lengthpro-terms-of-use/4b9926fd-e5f6-4842-af78-05c7202054be/terms Privacy Policy: https://doc-hosting.flycricket.io/lengthpro-privacy-policy/3057dfba-a47f-45f9-82a0-12dc2eb5289b/privacy
Screenshots
Verdict
The clearest difference is price: Length Pro at Free against Crypto String's $0.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Length Pro is free to download; Crypto String costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Crypto String | Length Pro |
|---|---|---|
| Price | $0.99 | Free ā better |
| Update frequency | Every 4 months | ā |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad ā better | iPhone |
| Requires iOS | 18.0 | 17.0 ā better |
| Further details ā not scored | ||
| Size | 0 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | Xu Wang | ROKAS S.A. |
In-app purchases
Crypto String
No in-app purchases
Length Pro
No in-app purchases









