Comparison

Foxit PDF Editor vs Langulu

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

Head to head
About

Foxit PDF Editor

This mobile app offers comprehensive PDF management, allowing users to view, edit, annotate, and convert PDF files on the go. It includes AI-powered features for summarization, translation, and text enhancement, alongside robust tools for creating, signing, and protecting documents.

Highlights
  • AI-powered PDF summarization and translation
  • Edit text and images within PDFs
  • Convert PDFs to and from various formats
  • Annotate and add handwritten signatures
  • Create PDFs from scans or other files
  • Secure PDF files with passwords and redaction
  • Cloud service integration for file access
Features
Read full description

Looking for a versatile PDF editor that you can use anytime, anywhere? Look no further than Foxit PDF Editor mobile app. This easy-to-use PDF editor – trusted by hundreds of millions – allows you to view, edit, and annotate PDF files on iOS devices while on the go. The app also offers advanced subscription-based features, including our AI Assistant, optical character recognition (OCR), handwritten notes conversion, and more. Discover the capabilities of Foxit PDF Editor: • Reliable: 100% compliant with your current PDF ecosystem. • Efficient: Let our AI Assistant do the work for you. • Lightweight: Doesn’t exhaust your device resources. • Fast: Instant access to PDFs with no delays. • Secure: Robust file protection features to safeguard sensitive information. • Collaborative: Maintain full control of your content while working with others.. • Supportive: Access 24/7 customer service via support chat. • Multi-Language: Support for 12 languages for global usability. What Foxit PDF Editor can offer to you: AI Assistant • Agent-based conversation to ask and receive real-time responses • Automate workflows with built-in and custom skills • AI-powered image/chart generation • Translate the text • Auto-create bookmarks • Read documents aloud intelligently View and manage PDF files • Reflow PDF files for easy viewing • Convert scanned text and handwritten notes into digital text* • Easy document navigation with bookmark management features • Search for text within your PDF document • Supports tabbed document interface (for iPad only) • Supports to read the PDF out loud • Rename, move, copy, or delete PDF file(s) Collaborate and share PDF files • Add annotations and stamps to PDF files • Share PDF files and screenshots from within the application • Share multiple files across your desktop and iOS device via Wi-Fi • Save, synchronize, and access PDF files in popular cloud services (Google Drive, OneDrive, etc.) Create and convert PDFs • Create blank PDFs from scratch* • Create PDFs from Microsoft Office, image, text, and HTML files* • Scan and convert paper documents to PDFs (available on iPad 3, iPhone 5, and newer generation products) • Convert PDFs to Microsoft Office, image, text, or HTML files* • Combine PDFs to create a new PDF* Edit PDF files • Insert audios, videos, or hyperlinks to PDFs* • Add/edit text and image objects in PDFs* • Edit document properties* • Optimize PDF documents* • Reorganize PDF pages (Add*, delete, rotate, or extract* pages) Work on PDF forms • Fill out and save PDF forms • Import and export form data • Submit PDF forms via HTTP, FTP, or Email • Work on XFA forms* Sign and protect PDFs • Add handwritten signatures to PDFs • Sign PDF documents with an existing digital certificate* • Protect PDF files with password and Microsoft Information Protection* • Protect PDF information with redaction* The features marked with the asterisk (*) are advanced features based on subscription through in-app purchase. To activate the advanced features, you should create a Foxit account and subscribe to Foxit PDF Editor. After subscription, just sign in with your Foxit account and the advanced features will be available. Terms and Conditions: You must comply with the Foxit-Terms of Use and Privacy Policy (https://appstore.foxitsoftware.com/appstore/license) when using this app. Have feedback? You can contact us at the following address: https://www.foxit.com/support/ticket.html Follow Foxit on Facebook and Twitter! https://www.facebook.com/foxitsoftware https://twitter.com/foxitsoftware

About

Langulu

Features
Read full description

Langulu is the fastest way to translate between two languages. Pick your language pair once — Langulu automatically detects which language you're typing and translates into the other. Both directions, no switching. FEATURES • Smart auto-detection — type in either language, get the other instantly • Sounds human — natural, casual phrasing a native speaker would actually use, not stiff word-for-word output • Voice input — tap the mic and just speak; Langulu transcribes and translates • Tap to copy — tap any result and it's on your clipboard • Clean, distraction-free design built for speed Langulu uses your own OpenAI API key (entered once in Settings and stored securely in your device's Keychain). There are no accounts and no tracking.

Screenshots

Foxit PDF Editor4 screens
Langulu3 screens

Verdict

The call

The clearest difference is in-app purchases: Langulu at none against Foxit PDF Editor's 5. Foxit PDF Editor's advantage is iOS requirement (17.0 vs 26.2). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Foxit PDF Editor sells 5 in-app purchases, starting at $4.99 per month. Langulu asks for nothing beyond the download.

UpkeepUpdate frequency

Foxit PDF Editor ships an update monthly, Langulu every 3 weeks. The most recent releases landed on October 13, 2026 and September 25, 2026 respectively.

Scorecard2 real differences · 8 level
Foxit PDF Editor versus Langulu: the parameters behind the verdict, then further details
ParameterFoxit PDF EditorLangulu
PriceFreeFree
Rating4.5 (4.8K ratings) — better—
Positive reviews68.3% of reviews—
Number of ratings4.8K — better—
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPad — betteriPhone
Requires iOS17.0 — better26.2
Further details — not scored
Size328 MB1 MB
Age rating4+4+
DeveloperFOXIT SOFTWARE INCORPORATEDAli Dehkharghani

Bugs and requests

Foxit PDF Editor

Reported bugs

5 issues
  • Subscription not recognized after OS update
  • Pages go blank when switching apps
  • Handwriting and text input issues
  • Inconsistent behavior when rotating device
  • Corrupted files and data loss

Requested features

5 requests
  • Allow custom highlight/text color
  • Improve page navigation and bookmarking
  • Integrate with more cloud storage providers
  • Add OCR and text extraction capabilities
  • Enhance annotation tools for better precision

Langulu

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Foxit PDF Editor

Subscriptions5
  • Foxit AI Assistant - Monthly$4.991 Month
  • PDF Editor - Monthly$6.991 Month
  • PDF Editor - Yearly7 Days trial$39.991 Year
Show 2 more
  • Foxit AI Assistant - Yearly$49.991 Year
  • PDF Editor+ Yearly14 Days trial$139.991 Year
None

Langulu

No in-app purchases

Questions

Is Foxit PDF Editor free?
Foxit PDF Editor is free to download, with in-app purchases available.
Is Langulu free?
Langulu is free to download, with no in-app purchases.
Do Foxit PDF Editor or Langulu have ads?
Neither Foxit PDF Editor nor Langulu shows ads.
Which is updated more often, Foxit PDF Editor or Langulu?
Foxit PDF Editor ships an update monthly, and Langulu every 3 weeks. Most recently, Foxit PDF Editor was updated on October 13, 2026 and Langulu on September 25, 2026.

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