# Start Crypto vs Least Common Multiple Solver

The clearest difference is in-app purchases: Start Crypto at none against Least Common Multiple Solver's 7. Least Common Multiple Solver's advantage is ads (none vs shown) and update cadence (weekly vs every 5 weeks). On price, 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. Start Crypto asks for nothing beyond the download.

Start Crypto ships an update every 5 weeks, Least Common Multiple Solver weekly. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Start Crypto | Least Common Multiple Solver |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Weekly** |
| Size | 44 MB | 179 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [鲁 黄](https://appshunter.io/developer/1696562503) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Start Crypto

[App page](https://appshunter.io/ios/app/start-crypto/id6746840365)

**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 Start Crypto free?

Start Crypto 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 Start Crypto or Least Common Multiple Solver have ads?

Start Crypto shows ads; Least Common Multiple Solver does not.

### Which is updated more often, Start Crypto or Least Common Multiple Solver?

Start Crypto ships an update every 5 weeks, and Least Common Multiple Solver weekly. Most recently, Start Crypto was updated on September 21, 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.*