# Combinatorics Calculator vs Exponent

The clearest difference is in-app purchases: Exponent at none against Combinatorics Calculator's 8. Combinatorics Calculator's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 10 months). On price and iOS requirement there is nothing between them.

Both are free to download. Combinatorics Calculator sells 8 one-off in-app purchases. Exponent asks for nothing beyond the download.

Combinatorics Calculator ships an update every 3 weeks, Exponent every 10 months. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Combinatorics Calculator | Exponent |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 10 months |
| Size | 180 MB | 4 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) | [Katsuhiko Yao](https://appshunter.io/developer/1543188534) |

## What reviewers say

### Combinatorics Calculator

[App page](https://appshunter.io/ios/app/combinatorics-calculator/id6472453602)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +150 User Tokens | $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 |
| Remove Ads | $1.99 | one-time |


### Exponent

[App page](https://appshunter.io/ios/app/exponent/id6553981892)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Combinatorics Calculator free?

Combinatorics Calculator is free to download, with in-app purchases available.

### Is Exponent free?

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

### Do Combinatorics Calculator or Exponent have ads?

Exponent shows ads; Combinatorics Calculator does not.

### Which is updated more often, Combinatorics Calculator or Exponent?

Combinatorics Calculator ships an update every 3 weeks, and Exponent every 10 months. Most recently, Combinatorics Calculator was updated on October 2, 2026 and Exponent on October 8, 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.*