# BTTV vs TTRechner

The clearest difference is in-app purchases: BTTV at none against TTRechner's 1. BTTV also leads on ads (none vs shown) and update cadence (every 9 days vs every 3 weeks). On price there is nothing between them.

Both are free to download. TTRechner sells 1 one-off in-app purchase. BTTV asks for nothing beyond the download.

BTTV ships an update every 9 days, TTRechner every 3 weeks. The most recent releases landed on September 13, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | BTTV | TTRechner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Size | 6 MB | 30 MB |
| Requires iOS | **13.5** | 26.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Oliver Osswald](https://appshunter.io/developer/1381159311) | [Mike Ubachs](https://appshunter.io/developer/1689298220) |

## What reviewers say

### BTTV

[App page](https://appshunter.io/ios/app/bttv/id1384284259)

**In-app purchases:** none


### TTRechner

[App page](https://appshunter.io/ios/app/ttrechner/id6449498825)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Werbefreiheit | $2.99 | one-time |


## Frequently asked questions

### Is BTTV free?

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

### Is TTRechner free?

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

### Do BTTV or TTRechner have ads?

TTRechner shows ads; BTTV does not.

### Which is updated more often, BTTV or TTRechner?

BTTV ships an update every 9 days, and TTRechner every 3 weeks. Most recently, BTTV was updated on September 13, 2026 and TTRechner on September 7, 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.*