# Indigo PDF Tools vs Fraction Flow

The clearest difference is iOS requirement: Fraction Flow at 12.0 against Indigo PDF Tools's 15.0. 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.

## The numbers

| Metric | Indigo PDF Tools | Fraction Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Size | 4 MB | 28 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sean Murray](https://appshunter.io/developer/1718979098) | [John Colani](https://appshunter.io/developer/1587899971) |

## What reviewers say

### Indigo PDF Tools

[App page](https://appshunter.io/ios/app/indigo-pdf-tools/id6473455397)

**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 Indigo PDF Tools free?

Indigo PDF Tools 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 Indigo PDF Tools or Fraction Flow have ads?

Neither Indigo PDF Tools nor Fraction Flow shows ads.

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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.*