PDF Reader vs Piano Level
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF Reader
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Your essential, all-in-one document tool. PDF Reader-sign simplifies how you manage, read, and sign all your important files on iPhone and iPad. Say goodbye to complicated software and expensive subscriptions. High-Impact Features • E-Sign Documents Instantly: Sign any PDF document, form, or contract directly on your device with your finger or stylus. Fast, secure, and legally binding. • Fill Forms Easily: Quickly fill out PDF forms and save the completed document. • Universal File Viewer: Read and open all your essential files in one place: • PDFs n eBooks: Open and read all your documents and digital books. • Office Files: View popular Microsoft Office file types: .doc, .xls, and .ppt. • Images n Web: Easily view .png, .jpg, and .html web pages. • Simple n Reliable: Designed for speed. Just tap to open any file quickly with a clean, clear interface. Download PDF Reader-sign today to simplify document viewing and sign any file instantly!
Piano Level
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Check your piano playing level and evaluate with a score
Screenshots
Verdict
The clearest difference is update cadence: Piano Level at every 2 weeks against PDF Reader's every 115 months. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
PDF Reader ships an update every 115 months, Piano Level every 2 weeks. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.
| Parameter | PDF Reader | Piano Level |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 115 months | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 — better | 15.8.3 |
| Further details — not scored | ||
| Size | 9 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Aishvarya Sadasivam | Hideaki Uchikoshi |
In-app purchases
PDF Reader
No in-app purchases
Piano Level
No in-app purchases
Questions
Is PDF Reader free?
Is Piano Level free?
Do PDF Reader or Piano Level have ads?
Which is updated more often, PDF Reader or Piano Level?
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