# marcel vs Caspius

The clearest difference is ads: Caspius at none against marcel's shown. Caspius also leads on update cadence (every 3 days vs every 2 weeks) and monetization model (free vs ad-supported). marcel's advantage is ratings volume (3 vs 1) and iOS requirement (15.1 vs 26.0). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for marcel against 5.0 for Caspius. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

marcel ships an update every 2 weeks, Caspius every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | marcel | Caspius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/marcel-art-is-a-conversation/id6740061267/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/caspius/id6761165970/reviews) |
| Number of ratings | **3** | 1 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Ad-supported | **Free** |
| Size | 75 MB | 37 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Igor Nikolskiy](https://appshunter.io/developer/1784129089) | [Caspius Dev](https://appshunter.io/developer/1884270440) |

## What reviewers say

### marcel

[App page](https://appshunter.io/ios/app/marcel-art-is-a-conversation/id6740061267)

Explore a vast collection of art from various periods and genres. Engage in discussions, share insights, and discover what others notice about specific artworks. Post comments anonymously or with attribution.

**Highlights:** Discover art from diverse periods and genres, See what others notice about artworks, Embedded comments referencing specific details, Engage in discussions about art, Post comments anonymously or with attribution, Guide feed by period or genre

**Features:** macOS Compatibility

**In-app purchases:** none


### Caspius

[App page](https://appshunter.io/ios/app/caspius/id6761165970)

This app lets you record everyday household tasks to help train AI for robotics. You earn points for each approved video submission, contributing to real-world research and development. Track your progress and earnings as you help teach robots how to perform common chores.

**Highlights:** Record everyday tasks, Earn points for submissions, Contribute to AI research, Track progress and earnings, Browse and pick available tasks, Leaderboard rankings

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

**In-app purchases:** none


## Frequently asked questions

### Is marcel free?

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

### Is Caspius free?

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

### Which has better reviews, marcel or Caspius?

marcel and Caspius are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do marcel or Caspius have ads?

marcel shows ads; Caspius does not.

### Which is updated more often, marcel or Caspius?

marcel ships an update every 2 weeks, and Caspius every 3 days. Most recently, marcel was updated on October 30, 2026 and Caspius on October 31, 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.*