# 1doc vs BackSignal

1doc and BackSignal 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 | 1doc | BackSignal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 132 MB | 41 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [iAPPS PTE LTD](https://appshunter.io/developer/597193482) | [Collab Cubicles](https://appshunter.io/developer/6793071681) |

## What reviewers say

### 1doc

[App page](https://appshunter.io/ios/app/1doc/id1050926309)

**Features:** Vision Pro support

**In-app purchases:** none


### BackSignal

[App page](https://appshunter.io/ios/app/backsignal/id6793071679)

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

**In-app purchases:** none


## Frequently asked questions

### Is 1doc free?

1doc is free to download, with no in-app purchases.

### Is BackSignal free?

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

### Do 1doc or BackSignal have ads?

Neither 1doc nor BackSignal 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.*