# Flutta vs Acid

The clearest difference is ads: Acid at none against Flutta's shown. Acid also leads on update cadence (every 5 days vs fortnightly) and iOS requirement (15.1 vs 17.0). 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.

Flutta ships an update fortnightly, Acid every 5 days. The most recent releases landed on October 20, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Flutta | Acid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/acid/id6767066946/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | — | Free |
| Size | 71 MB | 52 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Greenstone Technologies Limited](https://appshunter.io/developer/1881724700) | [Fernando Rui](https://appshunter.io/developer/1896366144) |

## What reviewers say

### Flutta

[App page](https://appshunter.io/ios/app/flutta/id6760950005)

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

**In-app purchases:** none


### Acid

[App page](https://appshunter.io/ios/app/acid/id6767066946)

Connect with communities that matter to you, from niche fandoms to close friends. Create or join groups with dedicated posts, real-time chat, and private messaging. Enjoy a focused, ad-free social experience built for genuine conversations.

**Highlights:** Create or join communities, Posts, comments, and reactions, Real-time chat rooms, Private direct messages, Customizable user profiles, Notification system

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

**In-app purchases:** none


## Frequently asked questions

### Is Flutta free?

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

### Is Acid free?

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

### Do Flutta or Acid have ads?

Flutta shows ads; Acid does not.

### Which is updated more often, Flutta or Acid?

Flutta ships an update fortnightly, and Acid every 5 days. Most recently, Flutta was updated on October 20, 2026 and Acid on October 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.*