Arduino Bluetooth Kit vs Markdown Reader & Editor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Arduino Bluetooth Kit
Control and monitor Arduino boards via Bluetooth. Read and write digital and analog pins, change pin modes, and visualize data with charts and gauges. Ideal for smart home, automation, and educational projects.
- Read/write digital pins
- Read/write PWM pins
- Read analog pins
- Monitor analog data via charts/gauges
- Change pin modes
- Automatic Arduino connection
- Rename pin labels
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Features: - Read & write digital pins. - Read & write PWM pins. - Read analog pins. - Remember last status of the pins. - Monitor Analog via Charts, Gauge or Meter - Change the mode of the pin (Output, PWM, SERVO or Input). - Automatic connect to Arduino. - Rename the label of each pin. Applications: - Smart Home. - Automation. - Hoppy projects. - Schools & university projects. - Remote & Robots control. Check this youtube to see in real world: - https://youtu.be/EmQELmq86A4 Requirements: - Any of (UNO, MEGA, Leonardo, Nano, Pro) - Bluetooth BLE module such as( HM-10, TI, CC2541, Bluefruit BLE UART, Bluefruit BLE SPI, Feather 32u4 BLE, Redbear, Seeeduino). - Arduino Sketch(URL provided inside the app). Tested on: - iOS with (HM-10, TI, CC2541, Bluefruit LE UART or SPI, Feather 32u4 Bluefruit).
Markdown Reader & Editor
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Markdown, beautifully rendered — on iPhone, iPad and Mac. MD Reader turns plain .md files into clean, readable documents with real LaTeX mathematics, colored code blocks and elegant tables. Native, fast, and built around one idea: your words stay yours. ON iPHONE A calm, focused, read-only reader. Open, read, search and navigate — with no risk of changing your file by accident. With Pro you can also export to PDF and HTML. WRITE, NOT JUST READ (iPad) • An editor with a live side-by-side preview that updates as you type • New, Open and Save • Your edits go back to your own .md files BEAUTIFUL RENDERING • Full Markdown: headings, bold, italic, strikethrough, nested lists, tables, block quotes, links and images • LaTeX mathematics typeset with KaTeX — inline formulas and centered display equations • Colored code blocks with a one-tap Copy button • Smart typography: curly quotes, em dashes and ellipses applied automatically FIND YOUR WAY • Instant search that highlights every match, with a counter and next/previous • Table of contents built from your headings — a sheet on iPhone, a sidebar on Mac • In-document links jump straight to any section • Recent files always one tap away MAKE IT COMFORTABLE • Four themes — GitHub, Aurora, Dark and Apple — each adapting to light and dark mode • Adjustable text size AND ON YOUR MAC The same purchase includes the full Mac app: • AI Markdown — describe what you need and Apple's on-device model writes the Markdown. Nothing leaves your Mac. • Live Studio — seven ready-made building blocks: section, table, checklist, code, quote, storyboard and action plan • Several documents open at once, in tabs, with synced scrolling • Live statistics, a choice of reading fonts, and a full menu bar with keyboard shortcuts for everything FREE AND PRO Reading and writing are both free. Open any Markdown file, use all four themes, LaTeX, colored code, tables, search, contents and the bundled samples — and on iPad and Mac, write in the editor with its live side-by-side preview, create new documents and save them. Pro is a single one-time purchase — no subscription — and it covers taking the document back out of the app: export to PDF and HTML on iPhone, iPad and Mac, and on iPhone and Mac also printing, exporting a single section, sharing as an image and copying with formatting. On Mac it adds Live Studio, AI Markdown and several documents open at once. One purchase covers all three. YOUR FILES STAY YOURS Ordinary .md text files. No proprietary format, no account, no sign-up, no analytics, no tracking and no subscription — one purchase, that's all. The only time the app uses the network is to load images your own document links to. Opens .md, .markdown, .mdown, .mkd and .mkdn — from the Files app, iCloud Drive or a share sheet. Available in English, Spanish, French, Portuguese, German, Italian, Dutch, Polish, Turkish, Simplified and Traditional Chinese, Japanese, Korean and Arabic. Terms of Use (EULA): https://www.natural-apps.com/MDReader/terms.html Privacy Policy: https://www.natural-apps.com/MDReader/privacy.html
Screenshots
Verdict
The clearest difference is price: Markdown Reader & Editor at Free against Arduino Bluetooth Kit's $4.99. Markdown Reader & Editor also leads on update cadence (every 2 weeks vs every 10 months). Arduino Bluetooth Kit's advantage is iOS requirement (15.6 vs 18.0). On ads, in-app purchases and device support 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
Markdown Reader & Editor is free to download; Arduino Bluetooth Kit costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Arduino Bluetooth Kit ships an update every 10 months, Markdown Reader & Editor every 2 weeks. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.
| Parameter | Arduino Bluetooth Kit | Markdown Reader & Editor |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 2.4 (7 ratings) — better | — |
| Positive reviews | 40.0% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 10 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 15.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 26 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Rabi Alhetawi | Victoria Rodriguez Diaz |
In-app purchases
Arduino Bluetooth Kit
No in-app purchases
Markdown Reader & Editor
No in-app purchases
Questions
Is Arduino Bluetooth Kit free?
Is Markdown Reader & Editor free?
Do Arduino Bluetooth Kit or Markdown Reader & Editor have ads?
Which is updated more often, Arduino Bluetooth Kit or Markdown Reader & Editor?
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