Wireless Power Reader vs PDF Converter & Image Scanner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Wireless Power Reader
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Note: This App requires Motionics wireless device (iWMD) to operate. Visit www.motionics.com for more details. Reads analog DC signals through WiFi channel of the iPad from any wireless device. This App can be used for wireless power monitoring of rotating machinery by monitoring the DC signals represents the power of the machine. The App can run in Offline Mode or in Online Mode by connecting any WiFi Device to monitor the input signal. Use the the Offline Mode to see and test all the features and capabilities of the App.
PDF Converter & Image Scanner
This app is a comprehensive PDF editing tool that allows you to merge, split, encrypt, and manipulate PDF files. It can also convert PDFs to images and vice versa, and includes OCR text recognition. All processing is done offline for enhanced security.
- Merge and split PDF files
- Convert PDF to images
- Convert images to PDF
- OCR text recognition
- Encrypt and unlock PDFs
- Rotate and delete pages
- Offline processing
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PDF Converter is an all-in-one PDF editing tool that can merge, split, encrypt, unlock, adjust page order, delete pages, rotate pages and other operations on PDF files. You can convert PDF files to pictures, or pictures to PDF files. **PDF Converter Feature** - PDF multi-file merge, custom merge order - Extract images from PDF documents in batches - Split PDF files, each page can be split - Convert PDF to images in batches - Image to PDF file - Scan to PDF - PDF file OCR text recognition - Encrypt PDF files - Unlock PDF files - PDF file page rotation - PDF file page removal No internet connection is required, and files are not uploaded to any server, keeping them safe and secure. --User Agreement Address: https://juejin.cn/post/7359796750989131828 --Privacy policy address: https://juejin.cn/post/7359821247680217140
Screenshots
Verdict
The clearest difference is in-app purchases: Wireless Power Reader at none against PDF Converter & Image Scanner's 3. Wireless Power Reader also leads on iOS requirement (9.0 vs 17.6). PDF Converter & Image Scanner's advantage is update cadence (every 2 weeks vs every 7 months). On price, ads 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
Both are free to download. PDF Converter & Image Scanner sells 3 in-app purchases, starting at $1.99 per month. Wireless Power Reader asks for nothing beyond the download.
Wireless Power Reader ships an update every 7 months, PDF Converter & Image Scanner every 2 weeks. The most recent releases landed on October 19, 2026 and October 12, 2026 respectively.
| Parameter | Wireless Power Reader | PDF Converter & Image Scanner |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.5 (8 ratings) — better |
| Positive reviews | — | 31.3% of reviews |
| Number of ratings | — | 8 — better |
| Update frequency | Every 7 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 9.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 11 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Motionics LLC | 崴 杨 |
In-app purchases
Wireless Power Reader
No in-app purchases
PDF Converter & Image Scanner
- Unlimited Use3 Days trial$1.991 Month
- Unlimited Use3 Days trial$4.991 Year
- Permanent License$2.99
Questions
Is Wireless Power Reader free?
Is PDF Converter & Image Scanner free?
Do Wireless Power Reader or PDF Converter & Image Scanner have ads?
Which is updated more often, Wireless Power Reader or PDF Converter & Image Scanner?
Other comparisons
