Comparison

PDF Tools vs Lonely PDF

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

PDF Tools

Edit, convert, and manage PDF files with features like OCR scanning, electronic signatures, and file merging. This tool allows for local processing without requiring a login, ensuring privacy and security for your documents.

Highlights
  • PDF to Word/Excel/TXT conversion
  • OCR scanning
  • Electronic signature
  • Merge and split PDFs
  • File encryption
  • Highlight and doodle on PDFs
Features
Read full description

One-click conversion of PDF↔Word/Excel/TXT, no watermark! Supports OCR scanning, electronic signature, merge and split, file encryption, and turns your phone into an office tool in seconds! Core functions: All-round editing - highlight/doodle/add text, modify PDF like editing Word Format conversion - convert PDF to Word/Excel/PPT/picture, 100% retain the original format OCR recognition - scan paper documents → searchable PDF/text File management - merge/split/compress/encrypt PDF, delete blank pages in one click Electronic signature - handwritten signature or upload signature image, business contract is done in seconds Why choose us? No login required - open and use, no privacy concerns Local processing - sensitive files are not uploaded to the cloud, safer High performance - large files open in seconds, hundreds of pages of documents edited smoothly Applicable scenarios Students: Scan textbooks/notes to text, review more efficiently Workers: Sign contracts and change plans at any time, worry-free mobile office Home users: Merge travel guides, compress document scans Download now to experience professional-level PDF processing! Subscription Terms: 1. Payment will be charged to your iThunes account at confirmation of purchase. 2. You can manage your subscription and turn off auto-renewal in your account settings after purchase. 3. Subscription will automatically renew if auto-renew is disabled at least 24 hours before the end of the current period. Privacy Policy: https://h5.pdfpro.xyz/privacy_policy.html Terms of Service: https://h5.pdfpro.xyz/user-agreement.html

About

Lonely PDF

Features
Read full description

Lonely PDF transforms any PDF document into your personal reading companion. Import lecture notes, reports, or research papers and enjoy a focused reading experience with an interface designed to mimic the feel of paper. Ask questions about the content and receive answers based directly on the text—complete with clickable page references so you can easily verify the information. Key Features • Import PDFs from the Files app and save them locally on your device • Supports continuous scrolling and an optional night mode • Flexible editing and document merging Privacy-First Design Your PDF files are stored within Lonely PDF’s isolated sandbox environment at all times. Designed for students, freelancers, and anyone who needs to read complex PDF documents while on the go.

Screenshots

PDF Tools4 screens
Lonely PDF2 screens

Verdict

The call

The clearest difference is in-app purchases: Lonely PDF at none against PDF Tools's 3. Lonely PDF also leads on ads (none vs shown). PDF Tools's advantage is iOS requirement (14.0 vs 17.0). On price, update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PDF Tools sells 3 in-app purchases, starting at $2.99 per 7 days. Lonely PDF asks for nothing beyond the download.

UpkeepUpdate frequency

PDF Tools ships an update weekly, Lonely PDF fortnightly. The most recent releases landed on September 19, 2026 and October 20, 2026 respectively.

Scorecard3 real differences · 6 level
PDF Tools versus Lonely PDF: the parameters behind the verdict, then further details
ParameterPDF ToolsLonely PDF
PriceFreeFree
Rating5.0 (9 ratings) — better—
Number of ratings9 — better—
Update frequencyWeekly — betterFortnightly
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPod — betteriPhone
Requires iOS14.0 — better17.0
Further details — not scored
Size96 MB17 MB
Age rating4+4+
DeveloperShilong LuRED STONE NETWORK TECHNOLOGY LIMITED

In-app purchases

3 purchases

PDF Tools

Subscriptions2
  • Weekly$2.997 Days
  • Yearly3 Days trial$29.991 Year
One-time1
  • Permanent Member$3.99
None

Lonely PDF

No in-app purchases

Questions

Is PDF Tools free?
PDF Tools is free to download, with in-app purchases available.
Is Lonely PDF free?
Lonely PDF is free to download, with no in-app purchases.
Do PDF Tools or Lonely PDF have ads?
PDF Tools shows ads; Lonely PDF does not.
Which is updated more often, PDF Tools or Lonely PDF?
PDF Tools ships an update weekly, and Lonely PDF fortnightly. Most recently, PDF Tools was updated on September 19, 2026 and Lonely PDF on October 20, 2026.

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