# FeasyBlue vs PusunString

The clearest difference is update cadence: PusunString at weekly against FeasyBlue's every 3 months. FeasyBlue's advantage is iOS requirement (13 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FeasyBlue ships an update every 3 months, PusunString weekly. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | FeasyBlue | PusunString |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 5 MB | 4 MB |
| Requires iOS | **13** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [feasycom](https://appshunter.io/developer/1093167928) | [Shenzhen pushang health technology co., LTD](https://appshunter.io/developer/1457679530) |

## What reviewers say

### FeasyBlue

[App page](https://appshunter.io/ios/app/feasyblue/id1171297423)

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

**In-app purchases:** none


### PusunString

[App page](https://appshunter.io/ios/app/pusunstring/id6795468568)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is FeasyBlue free?

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

### Is PusunString free?

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

### Do FeasyBlue or PusunString have ads?

Neither FeasyBlue nor PusunString shows ads.

### Which is updated more often, FeasyBlue or PusunString?

FeasyBlue ships an update every 3 months, and PusunString weekly. Most recently, FeasyBlue was updated on October 29, 2026 and PusunString on October 31, 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.*