# PetNi vs ctt light

The clearest difference is ads: ctt light at none against PetNi's shown. ctt light also leads on update cadence (every 2 months vs every 13 months) and iOS requirement (12.3 vs 15.0). On price, 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.

PetNi ships an update every 13 months, ctt light every 2 months. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | PetNi | ctt light |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 13 months | **Every 2 months** |
| Size | 49 MB | 334 MB |
| Requires iOS | 15.0 | **12.3** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JunJie Yang](https://appshunter.io/developer/1442087099) | [CIAN-TIAN Technology Ltd.](https://appshunter.io/developer/1551880952) |

## What reviewers say

### PetNi

[App page](https://appshunter.io/ios/app/petni/id1625577340)

**Features:** Vision Pro support

**In-app purchases:** none


### ctt light

[App page](https://appshunter.io/ios/app/ctt-light/id6745014818)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PetNi free?

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

### Is ctt light free?

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

### Do PetNi or ctt light have ads?

PetNi shows ads; ctt light does not.

### Which is updated more often, PetNi or ctt light?

PetNi ships an update every 13 months, and ctt light every 2 months. Most recently, PetNi was updated on October 9, 2026 and ctt light on October 14, 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.*