# Kanji Write vs Least Common Multiple Solver

The clearest difference is in-app purchases: Kanji Write at none against Least Common Multiple Solver's 7. Least Common Multiple Solver's advantage is update cadence (weekly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Least Common Multiple Solver sells 7 one-off in-app purchases. Kanji Write asks for nothing beyond the download.

Kanji Write ships an update monthly, Least Common Multiple Solver weekly. The most recent releases landed on October 4, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Kanji Write | Least Common Multiple Solver |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 23 MB | 179 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Anastasiia Trofimova](https://appshunter.io/developer/1702721056) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Kanji Write

[App page](https://appshunter.io/ios/app/kanji-write-stroke-order/id6760963794)

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

**In-app purchases:** none


### Least Common Multiple Solver

[App page](https://appshunter.io/ios/app/least-common-multiple-solver/id6792020111)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +150 User Tokens | $0.99 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +300 User Tokens | $1.49 | one-time |
| +4 Convenience Tokens / 6h, max. +8 | $1.59 | one-time |
| Lifetime Access | $1.99 | one-time |


## Frequently asked questions

### Is Kanji Write free?

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

### Is Least Common Multiple Solver free?

Least Common Multiple Solver is free to download, with in-app purchases available.

### Do Kanji Write or Least Common Multiple Solver have ads?

Neither Kanji Write nor Least Common Multiple Solver shows ads.

### Which is updated more often, Kanji Write or Least Common Multiple Solver?

Kanji Write ships an update monthly, and Least Common Multiple Solver weekly. Most recently, Kanji Write was updated on October 4, 2026 and Least Common Multiple Solver on September 23, 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.*