# iData vs TDAS mobile

The clearest difference is review sentiment: TDAS mobile at 100% against iData's 33%. iData's advantage is rating (4.8 vs 3.7) and iOS requirement (8.0 vs 15.6). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

iData holds the better App Store score, 4.8 against 3.7. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews complicate that: 33% of iData's written reviews are positive against 100% of TDAS mobile's, so the app with the better star average is not the one people write more warmly about.

iData ships an update monthly, TDAS mobile every 2 months. The most recent releases landed on October 19, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | iData | TDAS mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/idata/id879280122/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/tdas-mobile/id6739935817/reviews) |
| Number of ratings | **5** | 3 |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 34 MB | 33 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Hali-power Industrial CO., LTD](https://appshunter.io/developer/448145465) | [Noon Technology Company Limited](https://appshunter.io/developer/1219897352) |

## What reviewers say

### iData

[App page](https://appshunter.io/ios/app/idata/id879280122)

Easily manage and store all your files, including photos, videos, and email attachments. Organize documents into folders, access them anywhere, and share them effortlessly. Capture moments with the in-app camera and back up your contacts.

**Highlights:** File management, Photo and video import, Document saving, Folder organization, Direct file sharing, In-app camera, Contact backup, Media playback

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is iData free?

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

### Is TDAS mobile free?

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

### Which has better reviews, iData or TDAS mobile?

iData is rated higher. iData averages 4.8 out of 5 from 5 ratings, while TDAS mobile averages 3.7 from 3 ratings.

### Do iData or TDAS mobile have ads?

Neither iData nor TDAS mobile shows ads.

### Which is updated more often, iData or TDAS mobile?

iData ships an update monthly, and TDAS mobile every 2 months. Most recently, iData was updated on October 19, 2026 and TDAS mobile on October 23, 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.*