Bluetooth for Arduino vs WA PDF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bluetooth for Arduino
Transform your iPhone or iPad into a wireless remote control for your Arduino projects. Easily connect to your Bluetooth module and send custom commands via keyboard or pre-designed buttons.
- Bluetooth remote control
- Arduino project control
- Custom command sending
- Keyboard input
- Button interface
- Connect to Bluetooth modules
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Do you want to control via bluetooth the Arduino project you built? Let your iPhone or iPad be a remote control for any micro-controller with a bluetooth module. Run the app, search for your bluetooth module and connect. Once you are connected you will be able to send your own commands to your Arduino board using the keyboard or some fancy buttons
WA PDF
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WA PDF - Your Free All-in-One PDF Toolkit Convert files to PDF: • Word, Excel, PowerPoint to PDF • Images (JPG, PNG) to PDF • TXT files to PDF Convert PDF to: • Word, Excel, PowerPoint • Images (JPG, PNG) • TXT, HTML PDF Tools: • Merge multiple PDFs • Split PDF pages • Compress PDF size • Rotate pages • Protect with password • Unlock protected PDFs • Repair damaged PDFs Sign PDF: • Insert images • Add signatures Organize: • Extract specific pages • Delete unwanted pages • Rearrange page order OCR: • Extract text from scanned PDFs Premium Features: • Unlimited conversions • Priority processing • Extended file size limits Privacy-first: Your files are processed securely and never stored permanently on our servers. Download now and start working with PDFs for free! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is iOS requirement: WA PDF at 15.5 against Bluetooth for Arduino's 18.5. 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. Bluetooth for Arduino sells 5 one-off in-app purchases and WA PDF sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.
| Parameter | Bluetooth for Arduino | WA PDF |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (42 ratings) — better | — |
| Positive reviews | 45.7% of reviews | — |
| Number of ratings | 42 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.5 | 15.5 — better |
| Further details — not scored | ||
| Size | 5 MB | 78 MB |
| Age rating | 17+ | 4+ |
| Developer | Giuseppe Migliore | CHN TECHNOLOGIES PRIVATE LIMITED |
In-app purchases
Bluetooth for Arduino
- Coffee$0.99
- Custom$3.99
- Gamepad$3.99
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- Terminal$3.99
- Unlock everything$11.99
WA PDF
- WA PDF Pro — Monthly$3.991 Month
- WA PDF Pro — Yearly$39.991 Year
Questions
Is Bluetooth for Arduino free?
Is WA PDF free?
Do Bluetooth for Arduino or WA PDF have ads?
Which is updated more often, Bluetooth for Arduino or WA PDF?
Other comparisons
