Flet vs Code Block
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flet
This app allows developers to instantly preview and test their Python-based Flet applications on iOS devices. It connects to local or hosted Flet apps, enabling real-time UI updates without the need for rebuilding or publishing. This streamlines the development workflow for creating cross-platform applications.
- Real-time preview on iOS
- Test local or hosted apps
- Instant UI updates
- Single Python codebase
- Cross-platform development
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Flet is an open-source, Python-first framework for building modern applications that run on web, desktop, and mobile devices — all from a single Python codebase. With the Flet mobile app, you can preview and test your Flet projects on iOS by entering a URL to your Flet app running locally or hosted online. Your app is rendered instantly as a native, interactive mobile experience, making iteration fast and easy. Features: • Real-time preview of Flet apps on iOS • Works with local development servers or internet-hosted Flet apps • No need to rebuild or publish to see UI changes Helpful links: • Getting started with mobile testing: https://docs.flet.dev/getting-started/testing-on-mobile/ • Project website: https://flet.dev • Source code: https://github.com/flet-dev/flet
Code Block
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Convert your code to an image and share it easily. If you write code in a code block, it changes to a neat code image. [function] - Language automatic detection - Code highlighting - Image conversion function - Share function
Screenshots
Verdict
The clearest difference is ads: Flet at none against Code Block's shown. Flet also leads on update cadence (every 6 weeks vs every 3 months) and device support (3 vs 1). On price and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Flet ships an update every 6 weeks, Code Block every 3 months. The most recent releases landed on September 29, 2026 and October 13, 2026 respectively.
| Parameter | Flet | Code Block |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (9 ratings) — better | — |
| Positive reviews | 87.5% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Every 6 weeks — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 16.2 |
| Further details — not scored | ||
| Size | 203 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Appveyor Systems Inc. | CREATIVE JOO Inc. |
In-app purchases
Flet
No in-app purchases
Code Block
No in-app purchases
