# Abacutor vs Litly Book

The clearest difference is update cadence: Litly Book at every 2 weeks against Abacutor's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Abacutor ships an update every 2 months, Litly Book every 2 weeks. The most recent releases landed on October 6, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Abacutor | Litly Book |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (29 ratings)](https://appshunter.io/ios/app/abacutor/id1469765610/reviews)** | — |
| Number of ratings | **29** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 25 MB | 51 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Soroban League North America Corp](https://appshunter.io/developer/1896639256) | [Litly, LLC](https://appshunter.io/developer/1858249200) |

## What reviewers say

### Abacutor

[App page](https://appshunter.io/ios/app/abacutor/id1469765610)

This app serves as a digital abacus for students to practice mental math and abacus skills. Teachers can assign homework and monitor student progress in real-time, facilitating faster learning.

**Highlights:** Digital abacus simulation, Mental math (Anzan) training, Homework assignment and management, Real-time student progress monitoring, Abacus and Soroban method, Classwork and homework tool

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

**In-app purchases:** none


### Litly Book

[App page](https://appshunter.io/ios/app/litly-book/id6756065874)

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

**In-app purchases:** none


## Frequently asked questions

### Is Abacutor free?

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

### Is Litly Book free?

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

### Do Abacutor or Litly Book have ads?

Neither Abacutor nor Litly Book shows ads.

### Which is updated more often, Abacutor or Litly Book?

Abacutor ships an update every 2 months, and Litly Book every 2 weeks. Most recently, Abacutor was updated on October 6, 2026 and Litly Book on October 18, 2026.

---

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