# AI录音笔3.0 vs Calculator

The clearest difference is in-app purchases: AI录音笔3.0 at none against Calculator's 3. AI录音笔3.0 also leads on iOS requirement (9.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Calculator sells 3 in-app purchases, starting at $0.99 per month. AI录音笔3.0 asks for nothing beyond the download.

AI录音笔3.0 ships an update every 2 weeks, Calculator fortnightly. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | AI录音笔3.0 | Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Size | 81 MB | 8 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [深圳市京华信息技术有限公司](https://appshunter.io/developer/964435817) | [Shenzhen Baole software Co.,Ltd.](https://appshunter.io/developer/1773102040) |

## What reviewers say

### AI录音笔3.0

[App page](https://appshunter.io/ios/app/ai30/id1527961667)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculator

[App page](https://appshunter.io/ios/app/calculator-edit-equations/id6443911558)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1个月 | $0.99 | per month |
| 1 年 | $1.99 | per year |
| 终身会员 | $2.99 | one-time |


## Frequently asked questions

### Is AI录音笔3.0 free?

AI录音笔3.0 is free to download, with no in-app purchases.

### Is Calculator free?

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

### Do AI录音笔3.0 or Calculator have ads?

Neither AI录音笔3.0 nor Calculator shows ads.

### Which is updated more often, AI录音笔3.0 or Calculator?

AI录音笔3.0 ships an update every 2 weeks, and Calculator fortnightly. Most recently, AI录音笔3.0 was updated on October 11, 2026 and Calculator on October 24, 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.*