# Spin Thing vs NDSR355A

The clearest difference is update cadence: NDSR355A at every 10 months against Spin Thing's every 91 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.

Spin Thing ships an update every 91 months, NDSR355A every 10 months. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Spin Thing | NDSR355A |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 91 months | **Every 10 months** |
| Size | 1 MB | 39 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [opcode](https://appshunter.io/developer/303682352) | [Guangzhou Aidan Blessindo Electronic Co.,Ltd.](https://appshunter.io/developer/1413008258) |

## What reviewers say

### Spin Thing

[App page](https://appshunter.io/ios/app/spin-thing/id857300823)

**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 Spin Thing free?

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

### Is NDSR355A free?

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

### Do Spin Thing or NDSR355A have ads?

Neither Spin Thing nor NDSR355A shows ads.

### Which is updated more often, Spin Thing or NDSR355A?

Spin Thing ships an update every 91 months, and NDSR355A every 10 months. Most recently, Spin Thing was updated on October 5, 2026 and NDSR355A on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*