# Cere vs Valdis

The clearest difference is in-app purchases: Valdis at none against Cere's 4. Valdis also leads on ads (none vs shown). Cere's advantage is iOS requirement (12.0 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Cere sells 4 one-off in-app purchases. Valdis asks for nothing beyond the download.

Cere ships an update every 10 days, Valdis every 8 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Cere | Valdis |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 218 MB | 82 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 12+ |
| Developer | [Cerebrum Teknoloji Yazilim Sanayi Ve Ticaret Anonim Sirketi](https://appshunter.io/developer/1627476325) | [Alexander Vlasov](https://appshunter.io/developer/1868628304) |

## What reviewers say

### Cere

[App page](https://appshunter.io/ios/app/cere-ai-powered-chatbot/id6445912888)

This AI-powered companion helps manage daily tasks, boost productivity, and enhance social life. It uses GPT-4 technology for personalized assistance in personal and professional matters, including language learning and research.

**Highlights:** AI-powered chat assistance, Personalized task management, Language learning and practice, Research and idea brainstorming, Social skills enhancement, Customizable AI responses

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get 50 Questions | $0.99 | one-time |
| Get 100 Questions | $0.99 | one-time |
| Get 600 Questions | $2.99 | one-time |
| Get 2000 Questions | $4.99 | one-time |


### Valdis

[App page](https://appshunter.io/ios/app/valdis/id6757744130)

**In-app purchases:** none


## Frequently asked questions

### Is Cere free?

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

### Is Valdis free?

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

### Do Cere or Valdis have ads?

Cere shows ads; Valdis does not.

### Which is updated more often, Cere or Valdis?

Cere ships an update every 10 days, and Valdis every 8 days. Most recently, Cere was updated on November 3, 2026 and Valdis on November 5, 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.*