# ioTouch2 Pro vs TELLUS

The clearest difference is price: TELLUS at Free against ioTouch2 Pro's $139.99. ioTouch2 Pro's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On update cadence, ads and in-app purchases there is nothing between them.

TELLUS is free to download; ioTouch2 Pro costs $139.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ioTouch2 Pro ships an update every 5 months, TELLUS every 4 months. The most recent releases landed on November 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ioTouch2 Pro | TELLUS |
| --- | --- | --- |
| Price | $139.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Size | 21 MB | 176 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [ITO SOFT DESIGN Inc.](https://appshunter.io/developer/311313017) | [HAKKO ELECTRONICS CO.,LTD.](https://appshunter.io/developer/1495405196) |

## What reviewers say

### ioTouch2 Pro

[App page](https://appshunter.io/ios/app/iotouch2-pro/id343247972)

**Features:** macOS Compatibility

**In-app purchases:** none


### TELLUS

[App page](https://appshunter.io/ios/app/tellus-hmi-for-ipad/id1495405197)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ioTouch2 Pro free?

ioTouch2 Pro costs $139.99, with no in-app purchases.

### Is TELLUS free?

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

### Do ioTouch2 Pro or TELLUS have ads?

Neither ioTouch2 Pro nor TELLUS shows ads.

### Which is updated more often, ioTouch2 Pro or TELLUS?

ioTouch2 Pro ships an update every 5 months, and TELLUS every 4 months. Most recently, ioTouch2 Pro was updated on November 1, 2026 and TELLUS on October 25, 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.*