# Predo vs Updo

The clearest difference is in-app purchases: Updo at none against Predo's 1. Updo also leads on update cadence (weekly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Predo sells 1 one-off in-app purchase. Updo asks for nothing beyond the download.

Predo ships an update every 2 months, Updo weekly. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Predo | Updo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 18 MB | 67 MB |
| Requires iOS | **18.0** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Cappsule Teknoloji](https://appshunter.io/developer/1676687521) | [YASIN ATAKAN ORTAC](https://appshunter.io/developer/1884143832) |

## What reviewers say

### Predo

[App page](https://appshunter.io/ios/app/predo-speed-reading-trainer/id6755594891)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Predo Pro | $4.99 | one-time |


### Updo

[App page](https://appshunter.io/ios/app/updo-focus-and-study/id6761265170)

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

**In-app purchases:** none


## Frequently asked questions

### Is Predo free?

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

### Is Updo free?

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

### Do Predo or Updo have ads?

Neither Predo nor Updo shows ads.

### Which is updated more often, Predo or Updo?

Predo ships an update every 2 months, and Updo weekly. Most recently, Predo was updated on October 13, 2026 and Updo on October 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*