# Readmo vs OLZO

The clearest difference is in-app purchases: Readmo at none against OLZO's 2. OLZO's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OLZO sells 2 one-off in-app purchases. Readmo asks for nothing beyond the download.

Readmo ships an update weekly, OLZO fortnightly. The most recent releases landed on October 21, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Readmo | OLZO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/readmo-book-reading-tracker/id6477852735/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free | — |
| Size | 40 MB | 117 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Miras Karazhigitov](https://appshunter.io/developer/1480983481) | [SHAOJIN TECHNOLOGY LIMITED](https://appshunter.io/developer/1773727685) |

## What reviewers say

### Readmo

[App page](https://appshunter.io/ios/app/readmo-book-reading-tracker/id6477852735)

This app helps book lovers organize their reading lists, track progress, and enhance their understanding of books. It features AI-powered explanations for words and plot details, along with note-taking capabilities to capture insights.

**Highlights:** Organize virtual bookshelf, Create book calendar, AI Chat for book questions, AI Explainer for word definitions, Note-taking for insights, Track reading progress

**Features:** macOS Compatibility

**In-app purchases:** none


### OLZO

[App page](https://appshunter.io/ios/app/olzo/id6736897426)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1200 Mins Transcription | $12.99 | one-time |
| 6000 Mins Transcription | $39.99 | one-time |


## Frequently asked questions

### Is Readmo free?

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

### Is OLZO free?

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

### Do Readmo or OLZO have ads?

Neither Readmo nor OLZO shows ads.

### Which is updated more often, Readmo or OLZO?

Readmo ships an update weekly, and OLZO fortnightly. Most recently, Readmo was updated on October 21, 2026 and OLZO on October 4, 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.*