# TKBooks vs Savi

The clearest difference is rating: TKBooks at 3.7 against Savi's 3.0. TKBooks also leads on review sentiment (15% vs 0%). Savi's advantage is update cadence (every 3 weeks vs every 3 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

TKBooks holds the better App Store score, 3.7 against 3.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews point the same way: 15% of TKBooks's written reviews are positive against 0% of Savi's.

TKBooks ships an update every 3 months, Savi every 3 weeks. The most recent releases landed on September 20, 2026 and June 30, 2026 respectively.

## The numbers

| Metric | TKBooks | Savi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/tkbooks/id1441525512/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/savi/id6740526062/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | **15.2% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 91 MB | 40 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MCBooks Joint Stock Company](https://appshunter.io/developer/1156983077) | [AKI E-COMMERCE COMPANY LIMITED](https://appshunter.io/developer/1790407217) |

## What reviewers say

### TKBooks

[App page](https://appshunter.io/ios/app/tkbooks/id1441525512)

This educational app provides supplementary learning materials for students from primary to high school, covering subjects like Math, Literature, and Science. It offers a rich library of ebooks, audio, video, and practice tests that align with textbook content, making studying more effective.

**Highlights:** Digital library of ebooks, audio, and video, Practice tests and exercises, Offline content download, Progress tracking and assessment, Interactive learning tools

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

**In-app purchases:** none


### Savi

[App page](https://appshunter.io/ios/app/savi/id6740526062)

Read books and news on your ebook devices. Access a variety of content directly on your preferred e-reader.

**Highlights:** Read books, Read news, Supports ebook devices, Access diverse content

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TKBooks free?

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

### Is Savi free?

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

### Which has better reviews, TKBooks or Savi?

TKBooks is rated higher. TKBooks averages 3.7 out of 5 from 3 ratings, while Savi averages 3.0 from 2 ratings.

### Do TKBooks or Savi have ads?

Neither TKBooks nor Savi shows ads.

### Which is updated more often, TKBooks or Savi?

TKBooks ships an update every 3 months, and Savi every 3 weeks. Most recently, TKBooks was updated on September 20, 2026 and Savi on June 30, 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.*