# Cardma vs OnePersent

The clearest difference is in-app purchases: OnePersent at none against Cardma's 4. Cardma's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price, update cadence and ads there is nothing between them.

Both are free to download. Cardma sells 4 in-app purchases, starting at $3.99 per month. OnePersent asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on September 29, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Cardma | OnePersent |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | Every 3 days |
| Size | 63 MB | 2 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [chung-Ying Xie](https://appshunter.io/developer/1292685929) | [YI-LIN HSIEH](https://appshunter.io/developer/6777437011) |

## What reviewers say

### Cardma

[App page](https://appshunter.io/ios/app/cardma/id6747955972)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plus | $3.99 | per month |
| Monthly Pro | $7.99 | per month |
| Annual Plus | $29.99 | per year |
| Annual Pro | $79.99 | per year |


### OnePersent

[App page](https://appshunter.io/ios/app/onepersent/id6777650577)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cardma free?

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

### Is OnePersent free?

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

### Do Cardma or OnePersent have ads?

Neither Cardma nor OnePersent shows ads.

### Which is updated more often, Cardma or OnePersent?

Cardma ships an update every 3 days, and OnePersent every 3 days. Most recently, Cardma was updated on September 29, 2026 and OnePersent on October 8, 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.*