# vet.smart.klimafit vs TT

The clearest difference is update cadence: vet.smart.klimafit at every 2 weeks against TT's every 2 months. vet.smart.klimafit also leads on iOS requirement (12.4 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

vet.smart.klimafit ships an update every 2 weeks, TT every 2 months. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | vet.smart.klimafit | TT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Size | 12 MB | 11 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Smacty GmbH](https://appshunter.io/developer/1638158089) | [田 张](https://appshunter.io/developer/1766038243) |

## What reviewers say

### vet.smart.klimafit

[App page](https://appshunter.io/ios/app/vetsmartklimafit/id6443921880)

**Features:** macOS Compatibility

**In-app purchases:** none


### TT

[App page](https://appshunter.io/ios/app/tt-ots100/id6747674762)

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

**In-app purchases:** none


## Frequently asked questions

### Is vet.smart.klimafit free?

vet.smart.klimafit is free to download, with no in-app purchases.

### Is TT free?

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

### Do vet.smart.klimafit or TT have ads?

Neither vet.smart.klimafit nor TT shows ads.

### Which is updated more often, vet.smart.klimafit or TT?

vet.smart.klimafit ships an update every 2 weeks, and TT every 2 months. Most recently, vet.smart.klimafit was updated on October 27, 2026 and TT on October 28, 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.*