# Habit Lock vs CalcGate | App Lock with Math

The clearest difference is in-app purchases: CalcGate | App Lock with Math at none against Habit Lock's 3. Habit Lock's advantage is update cadence (every 2 days vs every 3 weeks) and iOS requirement (17.0 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. Habit Lock sells 3 in-app purchases, starting at $2.99 per 7 days. CalcGate | App Lock with Math asks for nothing beyond the download.

Habit Lock ships an update every 2 days, CalcGate | App Lock with Math every 3 weeks. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Habit Lock | CalcGate | App Lock with Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/habit-lock-master-your-will/id6761366547/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 207 MB | 4 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Radoslaw Kotowski](https://appshunter.io/developer/1889148106) | [HIDEYUKI INAGAKI](https://appshunter.io/developer/1819355611) |

## What reviewers say

### Habit Lock

[App page](https://appshunter.io/ios/app/habit-lock-master-your-will/id6761366547)

This app locks your phone until you complete a chosen habit, requiring a photo as proof of completion. It uses on-device AI for verification, ensuring privacy and encouraging consistent habit formation.

**Highlights:** Phone locking with AI photo verification, On-device AI for privacy, Flexible habit scheduling, Streak tracking, Customizable lock duration, Multiple habit support (Premium)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Habit Lock Premium | $2.99 | per 7 days |
| Habit Lock Premium | $7.99 | per month |
| Habit Lock Premium | $49.99 | per year |


### CalcGate | App Lock with Math

[App page](https://appshunter.io/ios/app/calcgate-app-lock-with-math/id6762510886)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Habit Lock free?

Habit Lock is free to download, with in-app purchases available.

### Is CalcGate | App Lock with Math free?

CalcGate | App Lock with Math is free to download, with no in-app purchases.

### Do Habit Lock or CalcGate | App Lock with Math have ads?

Neither Habit Lock nor CalcGate | App Lock with Math shows ads.

### Which is updated more often, Habit Lock or CalcGate | App Lock with Math?

Habit Lock ships an update every 2 days, and CalcGate | App Lock with Math every 3 weeks. Most recently, Habit Lock was updated on October 31, 2026 and CalcGate | App Lock with Math on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*