PDF Maker & Reader Pro vs DevTools
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF Maker & Reader Pro
Create and edit PDF documents on your iPhone and iPad. Add text, photos, maps, and diagrams to new or existing PDFs. Easily share your creations via email or cloud storage.
- Create new PDF documents
- Edit existing PDFs
- Add text, photos, and maps
- Input manually or with keyboard
- Support for Apple Pencil
- Share via email and cloud storage
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PDF Maker & Reader is a simple and powerful tool for reading and creating PDF. It can be displayed PDF documents on iPhone and iPad and you can input either manually or from the keyboard and add photos, maps, lines and diagrams. And you can make a new PDF document. PDF documents that you made can be output to many applications. [Major Functions] - You can read PDF documents from iTunes, iCloud Drive and many applications.(compatible with App Extensions) - You can make a new PDF document. - You can make a PDF document in the following way. 1. You can input either manually or from the keyboard (compatible with Apple Pencil). 2. You can paste up to photos. 3. You can paste maps. 4. By pasting figures and lines, you can display PDF documents graphically. - You can upload PDF documents to iTunes, iCloud Drive, applications compatible with PDF, and you can attach PDF to emails. [Contact us] https://www.studioks.net/en/contact-us/ [Studio K's - Business Applications Maker] https://www.studioks.net/en/
DevTools
This app offers essential transcoding and encoding tools for developers. It supports various hashing algorithms, Base64, URL encoding/decoding, and data format conversions. It also includes helpful reference tables for developers.
- MD5, MD4, MD2 encoding
- SHA1, SHA256, SHA512 encoding
- Base64 encode/decode
- URL encode/decode
- JSON/XML format interchange
- Binary conversion
- ASCII and Escape Characters Tables
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The DevTools provides some transcoding features that are often used during development. Features: 1. MD5 / MD4 / MD2 encoding 2. SHA1 / SHA224 / SHA256 / SHA384 / SHA512 encoding 3. Base64 decoding / encoding 4. URL decoding / encoding 5. JSON / XML format interchange 6. Binary conversion. 7. Image encode/decode (Base64). 8. File Reader(HEX). 9. ASCII Table. 10. Escape Characters Table. 11. Content-Type Tables.
Screenshots
Verdict
The clearest difference is rating: DevTools at 5.0 against PDF Maker & Reader Pro's 4.3. DevTools also leads on price ($0.99 vs $1.99). PDF Maker & Reader Pro's advantage is ratings volume (12 vs 1). On update cadence, ads, in-app purchases and monetization model 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
PDF Maker & Reader Pro costs $1.99 and DevTools $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
DevTools holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: PDF Maker & Reader Pro has 12 ratings behind it against 1, so its average is the more settled of the two.
PDF Maker & Reader Pro ships an update every 3 weeks, DevTools monthly. The most recent releases landed on October 23, 2026 and October 12, 2026 respectively.
| Parameter | PDF Maker & Reader Pro | DevTools |
|---|---|---|
| Price | $1.99 | $0.99 — better |
| Rating | 4.3 (12 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 40.0% of reviews | — |
| Number of ratings | 12 — better | 1 |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 10.3 — better | 11.0 |
| Further details — not scored | ||
| Size | 14 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | NAOAKI SEKIGUCHI | 俊锋 仝 |
Customer experience
PDF Maker & Reader Pro
DevTools
In-app purchases
PDF Maker & Reader Pro
No in-app purchases
DevTools
No in-app purchases
Questions
Is PDF Maker & Reader Pro free?
Is DevTools free?
Which has better reviews, PDF Maker & Reader Pro or DevTools?
Do PDF Maker & Reader Pro or DevTools have ads?
Which is updated more often, PDF Maker & Reader Pro or DevTools?
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