Unit Converter vs PDF Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Unit Converter
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Any unit you can think of. One tap — done. Convert length, weight, temperature, volume, speed and way more — fast, accurate, zero fuss. Cook dinner, plan a trip, ace your homework, or build something cool — we've got your back. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
PDF Reader
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Welcome to PDF Reader - FileConvert!This app helps you easily read PDF files and quickly convert them into images or various other formats, boosting your efficiency in handling documents. Whether for work, study, or everyday use, it’s your reliable assistant for document management. Perfect for the following users: ● Those who need to batch convert photos, screenshots, and other images into PDFs ● People who want to organize scanned documents taken with their phone into a unified PDF ● Anyone looking for a lightweight and efficient image-to-PDF tool ● Users who want to save assignments, receipts, ID photos, etc., as PDFs ● People who prefer using their phone instead of a complicated scanner to convert documents into PDF ● Individuals who often need to create PDF reports, homework files, or e-documents Why we recommend PDF Reader - FileConvert: One-Tap Image to PDF: Import multiple images at once and generate high-quality PDFs with a single tap. Flexible Export and Management: Converted PDFs can be previewed, renamed, and saved—making file organization clear and efficient. Minimalist User Experience: No login required. Open and use instantly. Perfect for users of all levels. Auto-Renewing Subscription Instructions Subscription Service: All membership features are available for free during the subscription period. Subscription Period: 1 month / 1 year Payment: Payment will be charged to your Apple account upon confirmation of purchase. Renewal: Your Apple account will be charged within 24 hours before the end of the current period. Once the payment is successful, the subscription will be extended for one more period. Cancellation: To cancel the subscription, please manually turn off auto-renewal in iTunes/Apple ID settings at least 24 hours before the end of the current period. Privacy Policy:http://pdf.girlfriendgames.top/privacy.html User Agreement:http://pdf.girlfriendgames.top/eula.html
Screenshots
Verdict
The clearest difference is ads: Unit Converter at none against PDF Reader's shown. Unit Converter also leads on update cadence (every 2 weeks vs every 2 months). PDF Reader's advantage is iOS requirement (13.0 vs 15.0). On price, 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. Unit Converter sells 2 in-app purchases, starting at $2.49 per month and PDF Reader sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.
Unit Converter ships an update every 2 weeks, PDF Reader every 2 months. The most recent releases landed on October 30, 2026 and November 8, 2026 respectively.
| Parameter | Unit Converter | PDF Reader |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 49 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | Petrichka Yaroslav | 涛 夏 |
In-app purchases
Unit Converter
- Premium Monthly$2.491 Month
- Yearly Premium$14.991 Year
PDF Reader
- Monthly Member$5.991 Month
- Annual Member$45.991 Year
Questions
Is Unit Converter free?
Is PDF Reader free?
Do Unit Converter or PDF Reader have ads?
Which is updated more often, Unit Converter or PDF Reader?
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