# 梯田AI自然拼读 vs Polly自然拼读

The clearest difference is iOS requirement: 梯田AI自然拼读 at 9.0 against Polly自然拼读's 13.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 梯田AI自然拼读 | Polly自然拼读 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 171 MB | 203 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [上海震渊信息技术有限公司](https://appshunter.io/developer/961562217) | [LITTLE MOON PTE. LTD.](https://appshunter.io/developer/1780291442) |

## What reviewers say

### 梯田AI自然拼读

[App page](https://appshunter.io/ios/app/ai/id1568911388)

**Features:** macOS Compatibility

**In-app purchases:** none


### Polly自然拼读

[App page](https://appshunter.io/ios/app/polly/id6740805479)

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

**In-app purchases:** none


## Frequently asked questions

### Is 梯田AI自然拼读 free?

梯田AI自然拼读 is free to download, with no in-app purchases.

### Is Polly自然拼读 free?

Polly自然拼读 is free to download, with no in-app purchases.

### Do 梯田AI自然拼读 or Polly自然拼读 have ads?

Neither 梯田AI自然拼读 nor Polly自然拼读 shows ads.

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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.*