# SO Stats vs CalcGate | App Lock with Math

The clearest difference is price: CalcGate | App Lock with Math at Free against SO Stats's $4.99. CalcGate | App Lock with Math also leads on update cadence (every 3 weeks vs every 4 months). SO Stats's advantage is iOS requirement (17 vs 26.2). On ads, in-app purchases and device support there is nothing between them.

CalcGate | App Lock with Math is free to download; SO Stats costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SO Stats ships an update every 4 months, CalcGate | App Lock with Math every 3 weeks. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SO Stats | CalcGate | App Lock with Math |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/so-stats/id6738095072/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 1 MB | 4 MB |
| Requires iOS | **17** | 26.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Vinoth Ramajeyam](https://appshunter.io/developer/1665205517) | [HIDEYUKI INAGAKI](https://appshunter.io/developer/1819355611) |

## What reviewers say

### SO Stats

[App page](https://appshunter.io/ios/app/so-stats/id6738095072)

Monitor your Stack Overflow activity and achievements with this app. View your reputation, answers, questions, and badges directly on your iOS home screen. Stay motivated and track your contributions to the community.

**Highlights:** View Stack Overflow stats, Home screen widget support, Track reputation, answers, questions, badges, Easy setup with user ID, Supports Dark & Light Mode

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 SO Stats free?

SO Stats costs $4.99, with no in-app purchases.

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

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

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

Neither SO Stats nor CalcGate | App Lock with Math shows ads.

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

SO Stats ships an update every 4 months, and CalcGate | App Lock with Math every 3 weeks. Most recently, SO Stats was updated on October 5, 2026 and CalcGate | App Lock with Math on October 10, 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.*