# ScanSimple vs zdo

The clearest difference is device support: zdo at 3 against ScanSimple's 1. On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. ScanSimple sells 2 in-app purchases, starting at $24.99 per year and zdo sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | ScanSimple | zdo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 14 MB | 18 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Bjorn Dunkel](https://appshunter.io/developer/6783798946) | [Santeri Luhtala](https://appshunter.io/developer/1856578543) |

## What reviewers say

### ScanSimple

[App page](https://appshunter.io/ios/app/scansimple-pdf-camera-scanner/id6800103164)

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScanSimple Yearly | $24.99 | per year |
| ScanSimple Forever Lifetime | $59.99 | one-time |


### zdo

[App page](https://appshunter.io/ios/app/zdo-tasks-and-notes/id6810991475)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| zdo Pro Monthly | $2.99 | per month |
| zdo Pro Annual | $24.99 | per year |


## Frequently asked questions

### Is ScanSimple free?

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

### Is zdo free?

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

### Do ScanSimple or zdo have ads?

Neither ScanSimple nor zdo 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.*