# Source.One vs Zero One

Source.One and Zero One are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Source.One | Zero One |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 51 MB | 31 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SPCX PRIVATE LIMITED](https://appshunter.io/developer/1622946592) | [Norrinradd Pty Ltd](https://appshunter.io/developer/1707007438) |

## What reviewers say

### Source.One

[App page](https://appshunter.io/ios/app/sourceone/id6443432457)

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

**In-app purchases:** none


### Zero One

[App page](https://appshunter.io/ios/app/zero-one/id6743198194)

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

**In-app purchases:** none


## Frequently asked questions

### Is Source.One free?

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

### Is Zero One free?

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

### Do Source.One or Zero One have ads?

Neither Source.One nor Zero One 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.*