# Calculator AI vs Integrity+

The clearest difference is in-app purchases: Integrity+ at none against Calculator AI's 2. Calculator AI's advantage is update cadence (every 11 days vs every 6 months) and iOS requirement (13 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Calculator AI sells 2 in-app purchases, starting at $2.99 per 7 days. Integrity+ asks for nothing beyond the download.

Calculator AI ships an update every 11 days, Integrity+ every 6 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Calculator AI | Integrity+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (6 ratings)](https://appshunter.io/ios/app/calculator-ai-math-solver/id6743835941/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 6 months |
| Monetization | Freemium | — |
| Size | 34 MB | 25 MB |
| Requires iOS | **13** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Si Yong Limited](https://appshunter.io/developer/6777462143) | [AMBIENS](https://appshunter.io/developer/1521857038) |

## What reviewers say

### Calculator AI

[App page](https://appshunter.io/ios/app/calculator-ai-math-solver/id6743835941)

This app offers advanced scientific calculations and an AI-powered natural language processing engine. It can solve complex math problems and answer real-world questions, while also providing personalized visual themes for a unique user experience.

**Highlights:** Advanced scientific calculations, AI-powered natural language processing, Real-world question answering, Customizable calculator skins, Matrix solutions, Currency conversion

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $2.99 | per 7 days |
| 年会员 | $19.99 | per year |


### Integrity+

[App page](https://appshunter.io/ios/app/integrity-plus/id6759613585)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator AI free?

Calculator AI is free to download, with in-app purchases available.

### Is Integrity+ free?

Integrity+ is free to download, with no in-app purchases.

### Do Calculator AI or Integrity+ have ads?

Neither Calculator AI nor Integrity+ shows ads.

### Which is updated more often, Calculator AI or Integrity+?

Calculator AI ships an update every 11 days, and Integrity+ every 6 months. Most recently, Calculator AI was updated on October 24, 2026 and Integrity+ on October 18, 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.*