# Flutter Flat App vs Lucid Mind

The clearest difference is review sentiment: Flutter Flat App at 50% against Lucid Mind's 0%. Flutter Flat App also leads on in-app purchases (none vs 2) and iOS requirement (8.0 vs 15.0). Lucid Mind's advantage is rating (3.7 vs 2.3). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Lucid Mind sells 2 in-app purchases, starting at $12.99 per month. Flutter Flat App asks for nothing beyond the download.

Lucid Mind holds the better App Store score, 3.7 against 2.3. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews complicate that: 50% of Flutter Flat App's written reviews are positive against 0% of Lucid Mind's, so the app with the better star average is not the one people write more warmly about.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on June 1, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | Flutter Flat App | Lucid Mind |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/flutter-flat-app/id1274370443/reviews) | **[3.7 (3 ratings)](https://appshunter.io/ios/app/lucid-mind-brainstorm-ideas/id1603326488/reviews)** |
| Number of ratings | 3 | 3 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Subscription |
| Size | 38 MB | 29 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GeekyAnts India Pvt Ltd](https://appshunter.io/developer/1178750144) | [Kaan Yildiz](https://appshunter.io/developer/1473960483) |

## What reviewers say

### Flutter Flat App

[App page](https://appshunter.io/ios/app/flutter-flat-app/id1274370443)

A starter kit for developers, featuring reusable components and a flat UI design. It's built with Flutter core and the material UI library.

**Highlights:** Flat UI design, Reusable components, Flutter core integration, Material UI library

**Features:** macOS Compatibility

**In-app purchases:** none


### Lucid Mind

[App page](https://appshunter.io/ios/app/lucid-mind-brainstorm-ideas/id1603326488)

This app provides a peaceful digital space for organizing thoughts, storing ideas, and receiving insights from others. It offers a calming interface designed for night use, allowing users to express themselves freely and anonymously.

**Highlights:** Organize thoughts and ideas, Anonymous idea sharing, Receive insights from competent users, Peaceful night-time interface, Thought visualization as stars, Mind area for concept mapping

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Night Thought Monthly | $12.99 | per month |
| Night Thought Yearly | $59.99 | per year |


## Frequently asked questions

### Is Flutter Flat App free?

Flutter Flat App is free to download, with no in-app purchases.

### Is Lucid Mind free?

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

### Which has better reviews, Flutter Flat App or Lucid Mind?

Lucid Mind is rated higher. Flutter Flat App averages 2.3 out of 5 from 3 ratings, while Lucid Mind averages 3.7 from 3 ratings.

### Do Flutter Flat App or Lucid Mind have ads?

Neither Flutter Flat App nor Lucid Mind shows ads.

### Which is updated more often, Flutter Flat App or Lucid Mind?

Flutter Flat App ships an update every 2 months, and Lucid Mind every 2 months. Most recently, Flutter Flat App was updated on June 1, 2026 and Lucid Mind on August 27, 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.*