# GramoScanner vs OneScan

The clearest difference is in-app purchases: GramoScanner at none against OneScan's 1. OneScan's advantage is update cadence (every 5 days vs every 10 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. OneScan sells 1 one-off in-app purchase. GramoScanner asks for nothing beyond the download.

GramoScanner ships an update every 10 days, OneScan every 5 days. The most recent releases landed on October 10, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | GramoScanner | OneScan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 5 days** |
| Size | 48 MB | 101 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Naina Technology Solutions](https://appshunter.io/developer/1381207191) | [Yufei Zhihui (beijing) Technology Co., Ltd.](https://appshunter.io/developer/6782511294) |

## What reviewers say

### GramoScanner

[App page](https://appshunter.io/ios/app/gramoscanner/id6752652064)

**Features:** macOS Compatibility

**In-app purchases:** none


### OneScan

[App page](https://appshunter.io/ios/app/onescan-pdf-document-scanner/id6783833539)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OneScan Unlimited | $24.99 | one-time |


## Frequently asked questions

### Is GramoScanner free?

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

### Is OneScan free?

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

### Do GramoScanner or OneScan have ads?

Neither GramoScanner nor OneScan shows ads.

### Which is updated more often, GramoScanner or OneScan?

GramoScanner ships an update every 10 days, and OneScan every 5 days. Most recently, GramoScanner was updated on October 10, 2026 and OneScan on September 29, 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.*