# ReadAI Smart vs Parallèle Reader

The clearest difference is update cadence: ReadAI Smart at fortnightly against Parallèle Reader's every 3 months. ReadAI Smart also leads on iOS requirement (16.6 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ReadAI Smart sells 2 in-app purchases, starting at $6.99 per month and Parallèle Reader sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReadAI Smart ships an update fortnightly, Parallèle Reader every 3 months. The most recent releases landed on September 13, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | ReadAI Smart | Parallèle Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Size | 55 MB | 14 MB |
| Requires iOS | **16.6** | 18.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Vladislav Condratiev](https://appshunter.io/developer/1884070455) | [Temirlan Abdyldaev](https://appshunter.io/developer/6777372999) |

## What reviewers say

### ReadAI Smart

[App page](https://appshunter.io/ios/app/readai-smart/id6761624062)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Base Monthly | $6.99 | per month |
| Pro Yearly | $49.99 | per year |


### Parallèle Reader

[App page](https://appshunter.io/ios/app/parallele-reader/id6777372817)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Parallèle Reader | $9.99 | one-time |


## Frequently asked questions

### Is ReadAI Smart free?

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

### Is Parallèle Reader free?

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

### Do ReadAI Smart or Parallèle Reader have ads?

Neither ReadAI Smart nor Parallèle Reader shows ads.

### Which is updated more often, ReadAI Smart or Parallèle Reader?

ReadAI Smart ships an update fortnightly, and Parallèle Reader every 3 months. Most recently, ReadAI Smart was updated on September 13, 2026 and Parallèle Reader on September 22, 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.*