BLE Customizable Controller vs hot.keys
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BLE Customizable Controller
This app offers a basic Bluetooth Low Energy controller for embedded programming projects. It's designed to help developers test and refine their code by providing a simple input interface.
- Bluetooth Low Energy connectivity
- Rudimentary controller interface
- Ideal for programming projects
- Testing and development tool
- Simple user interface
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BLE Customizable Controller is a Bluetooth Low Energy Controller meant for embedded/programming projects, providing a simple rudimentary controller for developing and testing one's programming projects.
hot.keys
Enhance your mobile typing experience with a specialized keyboard designed for developers and content creators. It provides quick access to essential symbols, a dedicated number row, and navigation keys to streamline coding and writing.
- Always-on number row
- Dedicated symbol strip
- Left/right arrows and tab
- Backspace repeat on hold
- Live shift/caps labels
- Offline-first data collection
- Typing practice drills
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hot.keys brings a desktop-style keyboard to iPhone and iPad for code, Markdown, JSON, XML, and structured prompts. Keep numbers and common symbols visible while you type. KEYS WITHIN REACH • Always-visible numbers and quick access to brackets, braces, angle brackets, and other common symbols. • Larger letter keys in iPhone portrait mode. • Left and right arrows for moving the cursor. • Tab inserts spaces, with a configurable indent size. • Hold Delete to keep deleting. • Tap Shift for a capital, hold Shift while typing, or slide from Shift to a letter. • A dedicated Caps Lock key and optional keypress haptics. TRY THE KEYBOARD Practice with 30-second typing drills in Easy, Medium, and Hard modes. See your words per minute, characters per minute, accuracy, and errors, then try again. OFFLINE AND PRIVATE No account is needed. hot.keys does not collect or transmit what you type. Core typing works without Full Access. Full Access is required to customize and synchronize keyboard settings; you can turn it off after finishing your changes. GET STARTED Add hot.keys in Settings > General > Keyboard > Keyboards > Add New Keyboard. Then use the globe key in a text field to switch to hot.keys.
Screenshots
Verdict
The clearest difference is rating: BLE Customizable Controller at 5.0 against hot.keys's 4.0. hot.keys's advantage is ratings volume (4 vs 1). On price, update cadence, ads 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.
BLE Customizable Controller holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.
BLE Customizable Controller ships an update every 2 days, hot.keys daily. The most recent releases landed on October 15, 2026 and October 2, 2026 respectively.
| Parameter | BLE Customizable Controller | hot.keys |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.0 (4 ratings) |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 2 days | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | James Larson | Ting-Chun Matthew Man |
Customer experience
BLE Customizable Controller
hot.keys
In-app purchases
BLE Customizable Controller
No in-app purchases
hot.keys
No in-app purchases
Questions
Is BLE Customizable Controller free?
Is hot.keys free?
Which has better reviews, BLE Customizable Controller or hot.keys?
Do BLE Customizable Controller or hot.keys have ads?
Which is updated more often, BLE Customizable Controller or hot.keys?
Other comparisons
