# TDAS mobile vs 诊录本

The clearest difference is in-app purchases: TDAS mobile at none against 诊录本's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 诊录本 sells 2 in-app purchases, starting at $0.99 per month. TDAS mobile asks for nothing beyond the download.

TDAS mobile ships an update every 2 months, 诊录本 monthly. The most recent releases landed on November 4, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | TDAS mobile | 诊录本 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/tdas-mobile/id6739935817/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 33 MB | 15 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Noon Technology Company Limited](https://appshunter.io/developer/1219897352) | [健锋 万](https://appshunter.io/developer/1857502284) |

## What reviewers say

### TDAS mobile

[App page](https://appshunter.io/ios/app/tdas-mobile/id6739935817)

Manage your TerraMaster TDAS devices from your phone. Easily connect via USB for powerful file management, including uploads and photo backups to free up phone storage.

**Highlights:** Connect TDAS devices via USB, File uploads, Photo album backups, Free up phone storage, Mobile management

**Features:** macOS Compatibility

**In-app purchases:** none


### 诊录本

[App page](https://appshunter.io/ios/app/id6755962200)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 诊录本包月会员 | $0.99 | per month |
| 诊录本永久高级会员 | $2.99 | one-time |


## Frequently asked questions

### Is TDAS mobile free?

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

### Is 诊录本 free?

诊录本 is free to download, with in-app purchases available.

### Do TDAS mobile or 诊录本 have ads?

Neither TDAS mobile nor 诊录本 shows ads.

### Which is updated more often, TDAS mobile or 诊录本?

TDAS mobile ships an update every 2 months, and 诊录本 monthly. Most recently, TDAS mobile was updated on November 4, 2026 and 诊录本 on November 9, 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.*