# BlueSim vs Color.Dev

The clearest difference is price: Color.Dev at Free against BlueSim's $4.99. BlueSim's advantage is in-app purchases (none vs 3) and update cadence (every 5 days vs every 3 months). On rating, ads, device support and iOS requirement there is nothing between them.

Color.Dev is free to download; BlueSim costs $4.99 up front. Color.Dev sells 3 in-app purchases, starting at $2.99 per month. BlueSim asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for BlueSim against 5.0 for Color.Dev. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

BlueSim ships an update every 5 days, Color.Dev every 3 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | BlueSim | Color.Dev |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/bluesim-bluetooth-simulator/id1662190389/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/colordev/id6446812034/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 months |
| Monetization | Paid | **Freemium** |
| Best chart rank | **#131** | — |
| Size | 6 MB | 19 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Brandon Fraune](https://appshunter.io/developer/1662190391) | [Shubham Singh](https://appshunter.io/developer/1526423648) |

## What reviewers say

### BlueSim

[App page](https://appshunter.io/ios/app/bluesim-bluetooth-simulator/id1662190389)

**Currently charting:** #131 Top Paid · Developer Tools (US App Store)

Simulate a Bluetooth Low Energy peripheral to test or debug other devices. Send custom data to a central device, facilitating development and troubleshooting.

**Highlights:** Bluetooth LE peripheral simulation, Custom data transfer, Device testing and debugging, Supports central/host devices, iPhone and iPad compatible

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

**In-app purchases:** none


### Color.Dev

[App page](https://appshunter.io/ios/app/colordev/id6446812034)

This developer tool helps you convert colors between formats like HEX and RGB, generate custom palettes, and edit them with precision. Save, export, and share your color creations easily.

**Highlights:** Color conversion (HEX, RGB, etc.), Palette generation, Precise color editing, Save and export colors/palettes, Share color creations

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Access - Monthly | $2.99 | per month |
| Pro Access - Yearly | $9.99 | per year |
| PRO Access - Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is BlueSim free?

BlueSim costs $4.99, with no in-app purchases.

### Is Color.Dev free?

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

### Which has better reviews, BlueSim or Color.Dev?

BlueSim and Color.Dev are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do BlueSim or Color.Dev have ads?

Neither BlueSim nor Color.Dev shows ads.

### Which is updated more often, BlueSim or Color.Dev?

BlueSim ships an update every 5 days, and Color.Dev every 3 months. Most recently, BlueSim was updated on November 7, 2026 and Color.Dev on November 3, 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.*