# PolyGPT vs Smart Reader

The clearest difference is ads: PolyGPT at none against Smart Reader's shown. PolyGPT also leads on iOS requirement (12.0 vs 15.1). Smart Reader's advantage is update cadence (every 3 days vs fortnightly). On price, 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.

PolyGPT ships an update fortnightly, Smart Reader every 3 days. The most recent releases landed on October 16, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | PolyGPT | Smart Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/polygpt/id6448837757/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Free | — |
| Size | 62 MB | 31 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [镜州 陈](https://appshunter.io/developer/1668634741) | [TCC & PARTNERS JOINT STOCK COMPANY](https://appshunter.io/developer/1837665056) |

## What reviewers say

### PolyGPT

[App page](https://appshunter.io/ios/app/polygpt/id6448837757)

Practice oral language skills with AI in multiple languages simultaneously. Switch between languages during conversations to overcome expression difficulties. This tool also functions as a multilingual translator.

**Highlights:** Multilingual AI conversations, Simultaneous language practice, Translation mode, Bookmark conversations, Automatic sentence reading, Flexible language settings

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart Reader

[App page](https://appshunter.io/ios/app/smart-reader-pdf-and-ebook/id6754656120)

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

**In-app purchases:** none


## Frequently asked questions

### Is PolyGPT free?

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

### Is Smart Reader free?

Smart Reader is free to download, with no in-app purchases.

### Do PolyGPT or Smart Reader have ads?

Smart Reader shows ads; PolyGPT does not.

### Which is updated more often, PolyGPT or Smart Reader?

PolyGPT ships an update fortnightly, and Smart Reader every 3 days. Most recently, PolyGPT was updated on October 16, 2026 and Smart Reader on November 2, 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.*