# Ubook Go vs Klari

The clearest difference is review sentiment: Klari at 100% against Ubook Go's 9%. Klari also leads on ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Ubook Go ships an update every 4 weeks, Klari weekly. The most recent releases landed on October 22, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Ubook Go | Klari |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 9.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 73 MB | 87 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Ubook Editora Ltda](https://appshunter.io/developer/796476768) | [LARISSA JARDIM](https://appshunter.io/developer/6799762487) |

## What reviewers say

### Ubook Go

[App page](https://appshunter.io/ios/app/ubook-go/id1577828025)

Access a curated selection of audiobooks provided by partner companies. Enjoy a new audiobook each month, with lifetime access that can be enjoyed online or offline, making your commute or downtime more productive.

**Highlights:** Monthly audiobook selection, Lifetime access to audiobooks, Offline listening capability, Audiobook previews, Book exchange option

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

**In-app purchases:** none


### Klari

[App page](https://appshunter.io/ios/app/klari/id6799762485)

Organize your reading with a personal bookshelf and journal. Discover public domain classics within the app, or digitize quotes from physical books. Join reading clubs and connect with a community of readers.

**Highlights:** Personal bookshelf (reading, read, want to read), Reading journal with notes and quotes, In-app public domain book reader, Photo to text for book quotes, Virtual reading clubs with discussions, Community feed with spoiler protection, Reading streaks and achievements

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

**In-app purchases:** none


## Frequently asked questions

### Is Ubook Go free?

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

### Is Klari free?

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

### Do Ubook Go or Klari have ads?

Ubook Go shows ads; Klari does not.

### Which is updated more often, Ubook Go or Klari?

Ubook Go ships an update every 4 weeks, and Klari weekly. Most recently, Ubook Go was updated on October 22, 2026 and Klari on October 16, 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.*