# OnePersent vs Jo一個T9

OnePersent and Jo一個T9 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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.

OnePersent ships an update every 3 days, Jo一個T9 weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OnePersent | Jo一個T9 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Size | 2 MB | 17 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [YI-LIN HSIEH](https://appshunter.io/developer/6777437011) | [YEN YU LIN](https://appshunter.io/developer/6807881962) |

## What reviewers say

### OnePersent

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

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

**In-app purchases:** none


### Jo一個T9

[App page](https://appshunter.io/ios/app/jot9/id6809322077)

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

**In-app purchases:** none


## Frequently asked questions

### Is OnePersent free?

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

### Is Jo一個T9 free?

Jo一個T9 is free to download, with no in-app purchases.

### Do OnePersent or Jo一個T9 have ads?

Neither OnePersent nor Jo一個T9 shows ads.

### Which is updated more often, OnePersent or Jo一個T9?

OnePersent ships an update every 3 days, and Jo一個T9 weekly. Most recently, OnePersent was updated on October 25, 2026 and Jo一個T9 on October 24, 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.*