PassManager vs Houstudia Calculator
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
PassManager
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Total Offline Security. The Revolutionary App to Instantly Jot Down and Retrieve Passwords with Zero Internet Risk. Experience lifetime peace of mind with a single, one-time purchaseβabsolutely no subscriptions or additional costs. Absolutely no internet access required. By physically cutting off connectivity, this app eliminates the risk of data leaks, making it the simplest and safest way to manage passwords. Quickly note them down and retrieve them instantlyβnever forget a password again. "What was my password for that site?" Eliminate the frequent stress of forgotten passwords and the anxiety surrounding cloud-based security breaches simultaneously with this revolutionary application. [The Ultimate Feature: 100% Offline] This app possesses absolutely NO internet connectivity capability. Your vital password information is encrypted and stored solely on your local device; it is never transmitted to external servers. This is the ultimate security measure against hacking and data leaks. [As Simple as a Memo Pad] We have stripped away complex functions. Launch it "in a flash," just like a familiar paper memo pad, to quickly log IDs and passwords. Search and retrieve them instantly whenever needed. No internet connection, just simple, secure recording. This is the groundbreaking, strictly offline app that specializes in exactly that. Stop worrying about password management today. [CSV Backup & Restore] Easily back up and restore your data to and from a CSV file at any time. Your data format is independent of the app's internal storage format, allowing users full control over their information. [FROM KIWAMI STUDIO] "Question the Norm. Design the Extreme." We build offline-first iOS tools because we believe your data belongs in your hands β nowhere else.
Houstudia Calculator
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Experience calculating reimagined! Houstudia Calculator solves expressions in real-time as you type, with an intuitive memory system that makes complex calculations effortless. Key Features: Live Results - Watch your calculations solve instantly as you type Smart Memory - Tap any answer to store it, then tap again to reuse it in new expressions Multi-Calculator Tabs - Switch between four color-coded calculators to work on different problems simultaneously without losing your work No More Clearing - Calculate tips, multiply numbers, and find square roots all while keeping your previous results visible Perfect for students, engineers, and anyone who needs a calculator that works as fast as they think!
Screenshots
Verdict
The clearest difference is price: Houstudia Calculator at Free against PassManager's $3.99. Houstudia Calculator also leads on iOS requirement (15.1 vs 17.0). PassManager's advantage is update cadence (fortnightly vs every 2 months). On ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Houstudia Calculator is free to download; PassManager costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
PassManager ships an update fortnightly, Houstudia Calculator every 2 months. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.
| Parameter | PassManager | Houstudia Calculator |
|---|---|---|
| Price | $3.99 | Free β better |
| Update frequency | Fortnightly β better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPod β better |
| Requires iOS | 17.0 | 15.1 β better |
| Further details β not scored | ||
| Size | 4 MB | 20 MB |
| Age rating | 4+ | 12+ |
| Developer | KIWAMI STUDIO | Houstudia |
In-app purchases
PassManager
No in-app purchases
Houstudia Calculator
No in-app purchases
Questions
Is PassManager free?
Is Houstudia Calculator free?
Do PassManager or Houstudia Calculator have ads?
Which is updated more often, PassManager or Houstudia Calculator?
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