Text Calculator vs Passkeys App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Text Calculator
Enter mathematical formulas as text and get instant results. Review past calculations with a history feature for error checking and reuse. Supports advanced functions and constants, and can email your calculation history.
- Text-based formula input
- Calculation history
- Reuse past calculations
- Email history
- Advanced functions and constants
- iPad split screen support
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This is a full text calculator. Just enter your formula in the text box and tap the '=' button (or 'Return' on the keyboard). It keeps a history of your calculations. This way you can check for typos and errors in your calculations. Features: - Just tap the result or formula in the history to reuse it. - Email the history for backup or further processing - You can use the Google calculator as well (e.g. for unit conversions). - Available functions: sin, cos, tan, asin, acos, atan, sqrt, exp, log, pow, abs, round, ceil, floor, random - Available constants: PI, E, LN2, LN10, LOG2E, LOG10E, SQRT2, SQRT1_2 - iPad split screen support - Support iPhone 6 and 6+
Passkeys App
This app offers a secure and simple way to log into your accounts without passwords. It uses biometric authentication like Face ID or Touch ID for quick setup and effortless sign-ins, providing next-generation security and phishing protection.
- Passwordless sign-ins
- Biometric authentication (Face ID/Touch ID)
- Encrypted data storage
- Encrypted backups
- Cross-device synchronization
- Phishing-proof security
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Passkeys is the app that revolutionizes sign-ins for ultimate security and simplicity. Say goodbye to passwords forever! With Passkeys App, creating and using a passkey is as quick and easy as a breeze. Use Face ID or Touch ID for one-step account creation and effortless sign-ins. Features: - Strong, Secure & Private Each Passkey is inherently strong, never guessable, reused, or weak, guaranteeing top-notch protection for your accounts. All data stored in Passkeys App is encrypted, even when stored in iCloud, ensuring that only you can access your data. - Encrypted Backup In Passkeys App, you can create secure encrypted backups, providing peace of mind in case you lose your device or switch to a new one. - Synchronization Across all Devices Passkeys App automatically synchronize your accounts across all Apple devices for seamless access. - Next-Generation Security Built on FIDO Alliance and W3C standards, Passkeys replace traditional passwords with cryptographic key pairs, offering unmatched security. - Phishing-Proof Passkeys are uniquely tied to the app or website they were created for, protecting users from falling victim to fraudulent apps or websites. - And many, many other features! We constantly improve our app, don't hesitate to contact us at support@2stable.com to request a missing feature or an improvement. A subscription is required to add more than 2 accounts and unlock unlimited usage. Links Terms of Service: https://passkeys.2stable.com/terms-of-service/ Privacy: https://passkeys.2stable.com/privacy-policy/
Screenshots
Verdict
The clearest difference is price: Passkeys App at Free against Text Calculator's $0.99. Passkeys App also leads on rating (4.7 vs 2.0) and review sentiment (87% vs 50%). Text Calculator's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 17.0). On ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Passkeys App is free to download; Text Calculator costs $0.99 up front. Passkeys App sells 3 in-app purchases, starting at $2.99 per 7 days. Text Calculator asks for nothing beyond the download.
Passkeys App holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: Passkeys App has 973 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 50% of Text Calculator's written reviews are positive against 87% of Passkeys App's.
Text Calculator ships an update every 18 months, Passkeys App fortnightly. The most recent releases landed on September 21, 2026 and October 2, 2026 respectively.
| Parameter | Text Calculator | Passkeys App |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 2.0 (3 ratings) | 4.7 (973 ratings) — better |
| Positive reviews | 50.0% of reviews | 87.4% of reviews — better |
| Number of ratings | 3 | 973 — better |
| Update frequency | Every 18 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Freemium — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 82 MB |
| Age rating | 4+ | 4+ |
| Developer | Piet Jonas | 2Stable |
Customer experience
Text Calculator
Passkeys App
Bugs and requests
Text Calculator
Not enough reviews yet to summarise bugs or requests.
Passkeys App
Reported bugs
2 issues- Login screen freezes
- Incompatibility with certain apps
Requested features
5 requests- Dark mode option
- More customization settings
- Additional security features
- Enhanced password generator
- Improved mobile app stability
In-app purchases
Text Calculator
No in-app purchases
Passkeys App
- Passkeys3 Days trial$2.997 Days
- Passkeys$5.991 Month
- Passkeys$19.991 Year
Questions
Is Text Calculator free?
Is Passkeys App free?
Which has better reviews, Text Calculator or Passkeys App?
Do Text Calculator or Passkeys App have ads?
Which is updated more often, Text Calculator or Passkeys App?
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