# 乐天行 vs NDSR355A

The clearest difference is update cadence: NDSR355A at every 10 months against 乐天行's every 29 months. NDSR355A also leads on iOS requirement (9.0 vs 12.0). 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.

乐天行 ships an update every 29 months, NDSR355A every 10 months. The most recent releases landed on September 19, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | 乐天行 | NDSR355A |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 10 months** |
| Size | 42 MB | 39 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [洪亮 秦](https://appshunter.io/developer/1618391584) | [Guangzhou Aidan Blessindo Electronic Co.,Ltd.](https://appshunter.io/developer/1413008258) |

## What reviewers say

### 乐天行

[App page](https://appshunter.io/ios/app/id6448659771)

**Features:** macOS Compatibility

**In-app purchases:** none


### NDSR355A

[App page](https://appshunter.io/ios/app/ndsr355a/id6449562008)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 乐天行 free?

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

### Is NDSR355A free?

NDSR355A is free to download, with no in-app purchases.

### Do 乐天行 or NDSR355A have ads?

Neither 乐天行 nor NDSR355A shows ads.

### Which is updated more often, 乐天行 or NDSR355A?

乐天行 ships an update every 29 months, and NDSR355A every 10 months. Most recently, 乐天行 was updated on September 19, 2026 and NDSR355A on May 17, 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.*