# TDOfficeMobile vs Source.ag

The clearest difference is update cadence: Source.ag at every 4 days against TDOfficeMobile's every 3 months. TDOfficeMobile's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 16.4). On price, ads and in-app purchases there is nothing between them.

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

TDOfficeMobile ships an update every 3 months, Source.ag every 4 days. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | TDOfficeMobile | Source.ag |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Size | 86 MB | 142 MB |
| Requires iOS | **8.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Busofon B.V.](https://appshunter.io/developer/942509759) | [Source.ag B.V.](https://appshunter.io/developer/1616140864) |

## What reviewers say

### TDOfficeMobile

[App page](https://appshunter.io/ios/app/tdofficemobile/id1322419336)

**Features:** macOS Compatibility

**In-app purchases:** none


### Source.ag

[App page](https://appshunter.io/ios/app/sourceag/id6775826276)

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

**In-app purchases:** none


## Frequently asked questions

### Is TDOfficeMobile free?

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

### Is Source.ag free?

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

### Do TDOfficeMobile or Source.ag have ads?

Neither TDOfficeMobile nor Source.ag shows ads.

### Which is updated more often, TDOfficeMobile or Source.ag?

TDOfficeMobile ships an update every 3 months, and Source.ag every 4 days. Most recently, TDOfficeMobile was updated on October 6, 2026 and Source.ag on October 15, 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.*