# Calcle vs Fraction Flow

The clearest difference is iOS requirement: Fraction Flow at 12.0 against Calcle's 15.1. On price, update cadence, 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.

Calcle ships an update weekly, Fraction Flow every 4 days. The most recent releases landed on October 4, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Calcle | Fraction Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Size | 16 MB | 28 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Luis Quijada](https://appshunter.io/developer/1552925286) | [John Colani](https://appshunter.io/developer/1587899971) |

## What reviewers say

### Calcle

[App page](https://appshunter.io/ios/app/calcle/id6471547956)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fraction Flow

[App page](https://appshunter.io/ios/app/fraction-flow/id6742278209)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calcle free?

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

### Is Fraction Flow free?

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

### Do Calcle or Fraction Flow have ads?

Neither Calcle nor Fraction Flow shows ads.

### Which is updated more often, Calcle or Fraction Flow?

Calcle ships an update weekly, and Fraction Flow every 4 days. Most recently, Calcle was updated on October 4, 2026 and Fraction Flow on October 19, 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.*