# zettle vs DueDocs

The clearest difference is in-app purchases: zettle at none against DueDocs's 3. DueDocs's advantage is update cadence (every 5 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. DueDocs sells 3 one-off in-app purchases. zettle asks for nothing beyond the download.

zettle ships an update every 2 months, DueDocs every 5 days. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | zettle | DueDocs |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Size | 24 MB | 59 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TheLawStore](https://appshunter.io/developer/1562950725) | [anuj sachan](https://appshunter.io/developer/1887154032) |

## What reviewers say

### zettle

[App page](https://appshunter.io/ios/app/zettle/id6476960554)

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

**In-app purchases:** none


### DueDocs

[App page](https://appshunter.io/ios/app/duedocs/id6760985794)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter - 1 Report | $12.99 | one-time |
| Standard - 5 Reports | $49.99 | one-time |
| Pro - 10 Reports | $99.99 | one-time |


## Frequently asked questions

### Is zettle free?

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

### Is DueDocs free?

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

### Do zettle or DueDocs have ads?

Neither zettle nor DueDocs shows ads.

### Which is updated more often, zettle or DueDocs?

zettle ships an update every 2 months, and DueDocs every 5 days. Most recently, zettle was updated on October 9, 2026 and DueDocs on October 7, 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.*