KeePassLock vs Acute Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KeePassLock
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Password safe to keep all your password and keys in a single app Password database is secured with a master key and an additional application PIN no monthly payment for this application is needed Passwords can be organized using tags and categories Application has a built-in password generator
Acute Calculator
This advanced graphing calculator offers a visual editor and supports over 30 functions. It includes features like a history tape, variable storage, and an intuitive palette system for complex calculations.
- Visual editor
- 30+ functions supported
- History tape
- Store variables
- Intuitive palette system
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+ Easy to use visual editor + Supports 30+ functions + Intuitive palette system + Comes with history tape + Store variables for later + No ads or subscriptions Terms of Use: https://acutecalc.app/terms Privacy Policy: https://acutecalc.app/privacy
Screenshots
Verdict
The clearest difference is price: Acute Calculator at Free against KeePassLock's $3.99. Acute Calculator also leads on update cadence (every 2 days vs every 3 months). KeePassLock's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement 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
Acute Calculator is free to download; KeePassLock costs $3.99 up front. Acute Calculator sells 3 one-off in-app purchases. KeePassLock asks for nothing beyond the download.
KeePassLock ships an update every 3 months, Acute Calculator every 2 days. The most recent releases landed on September 6, 2026 and July 16, 2026 respectively.
| Parameter | KeePassLock | Acute Calculator |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | — | 4.9 (116 ratings) — better |
| Positive reviews | — | 94.9% of reviews |
| Number of ratings | — | 116 — better |
| Update frequency | Every 3 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.4 | 16.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Torsten Harz | Find App, Inc. |
In-app purchases
KeePassLock
No in-app purchases
Acute Calculator
- Acute Plus Limited-Time Offer$3.49
- Acute Plus (For Students)$4.99
- Acute Plus (One Time)$6.99
Questions
Is KeePassLock free?
Is Acute Calculator free?
Do KeePassLock or Acute Calculator have ads?
Which is updated more often, KeePassLock or Acute Calculator?
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