# NDSR350A vs T25Max

The clearest difference is update cadence: T25Max at every 2 months against NDSR350A's every 15 months. NDSR350A's advantage is iOS requirement (9.0 vs 15.6). 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.

NDSR350A ships an update every 15 months, T25Max every 2 months. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | NDSR350A | T25Max |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 2 months** |
| Size | 39 MB | 4 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Aidan Blessindo Electronic Co.,Ltd.](https://appshunter.io/developer/1413008258) | [Guangzhou Coolpower Technology Co., Ltd.](https://appshunter.io/developer/1152993269) |

## What reviewers say

### NDSR350A

[App page](https://appshunter.io/ios/app/ndsr350a/id1571255033)

**Features:** macOS Compatibility

**In-app purchases:** none


### T25Max

[App page](https://appshunter.io/ios/app/t25max/id6746361818)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NDSR350A free?

NDSR350A is free to download, with no in-app purchases.

### Is T25Max free?

T25Max is free to download, with no in-app purchases.

### Do NDSR350A or T25Max have ads?

Neither NDSR350A nor T25Max shows ads.

### Which is updated more often, NDSR350A or T25Max?

NDSR350A ships an update every 15 months, and T25Max every 2 months. Most recently, NDSR350A was updated on October 10, 2026 and T25Max on October 2, 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.*