# Nusoft OTP vs 信通卫士

The clearest difference is update cadence: 信通卫士 at every 2 months against Nusoft OTP's every 38 months. 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.

Nusoft OTP ships an update every 38 months, 信通卫士 every 2 months. The most recent releases landed on March 7, 2026 and August 17, 2026 respectively.

## The numbers

| Metric | Nusoft OTP | 信通卫士 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6467718270/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 2 months** |
| Size | 6 MB | 322 MB |
| Requires iOS | 15.6 | **15** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nusoft](https://appshunter.io/developer/512462493) | [China Academy of Telecommunication Research of MIIT](https://appshunter.io/developer/918420891) |

## What reviewers say

### Nusoft OTP

[App page](https://appshunter.io/ios/app/nusoft-otp/id612579134)

**In-app purchases:** none


### 信通卫士

[App page](https://appshunter.io/ios/app/id6467718270)

**In-app purchases:** none


## Frequently asked questions

### Is Nusoft OTP free?

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

### Is 信通卫士 free?

信通卫士 is free to download, with no in-app purchases.

### Do Nusoft OTP or 信通卫士 have ads?

Neither Nusoft OTP nor 信通卫士 shows ads.

### Which is updated more often, Nusoft OTP or 信通卫士?

Nusoft OTP ships an update every 38 months, and 信通卫士 every 2 months. Most recently, Nusoft OTP was updated on March 7, 2026 and 信通卫士 on August 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.*