Comparison

iAnnotate 4 vs TaskLocker

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

Head to head
About

iAnnotate 4

This app allows users to read, annotate, and share various document types including PDFs, Office files, images, and web pages. It offers a wide range of annotation tools, cloud storage integration, and advanced features for efficient document management and markup.

Highlights
  • Annotate PDFs, Office files, images, and web pages
  • Extensive annotation tools (pen, highlighter, typewriter, stamps)
  • Cloud storage integration (Box, Dropbox, Google Drive, OneDrive)
  • Web page markup and PDF conversion
  • Multi-document tabbed interface
  • Side-by-side document viewing
  • Flatten annotations for secure sharing
Currently charting
Read full description

iAnnotate by Folia is the best way to read, annotate, and share PDFs, Microsoft Office files, images and web pages! Over 1 million people turn to iAnnotate to take notes, sign agreements, highlight documents, insert stamps and more. New in v4: iPhone support, iPad Pro and multitasking support, automatic Apple Pencil detection, shape annotations, improved web markup, enhanced support for OneDrive (and OneDrive for Business), iCloud Drive, and iCloud backup. iAnnotate’s award-winning interface and customizable set of features make it the go-to app for taking notes on lecture slides, annotating important business documents, revising screenplays, grading papers, and much more. Read on to learn about the great capabilities of iAnnotate: IPHONE: Now you can use iAnnotate on your phone, with all of the great features you’ve come to expect on your iPad. IPAD PRO: iAnnotate works great with the iPad Pro. Automatically annotate when you use the Apple Pencil and easily pan, zoom, scroll with your fingers — no tool switching required. Get more work done with iOS multitasking and smart keyboard shortcuts. ANNOTATE: Choose from the pen, highlighter, typewriter, stamp, straight-line, note, underline, strikeout, photo, voice recording, arrow, rectangle, circle, and date stamp tools. CUSTOMIZE: Drag and drop tools to your custom toolbars. Swipe between toolbars, or open the Toolbox to access all your tools. ACCESS: Connect with Box, Dropbox, Google Drive, OneDrive (including OneDrive for Business) or open PDFs directly from email and other apps. SEARCH: Search documents in your local library and throughout your cloud storage. SHARE: iAnnotate saves your markups directly to the PDF, so they can be viewed and edited in external PDF readers. FLATTEN: Compress your annotations onto the document to prevent modification. This is useful for preserving signatures or for preventing recipients from deleting or changing your annotations. WEB MARKUP: Open a web capture tab and find the site you want to mark up. iAnnotate will convert it to a PDF for annotation. NAVIGATE: Explore your documents by thumbnails, bookmarks, annotations, or search results. UNLIMITED TABS: Open multiple documents in tabs, and easily navigate between them, on both tablet and phone. TWO DOCUMENTS: Work on two documents side-by-side, for even greater productivity. MANAGE: Arrange documents by folders and sort contents by date added, date last opened, or alphabetical order. CREATE: Create brand new PDFs with blank, lined, or graph-paper pages. MODIFY: Add, delete, rotate, and rearrange pages in your documents. SUMMARIZE: Forward a summary of your annotations as an email or a new PDF. SECURE: Full support for the iOS Data Protection and Keychain functions. Interested in using iAnnotate in your business or school? Visit us at www.folia.com to find out about our enterprise options.

About

TaskLocker

A straightforward task management tool focused on simplicity and user privacy. It offers a clean interface to add, organize, and complete to-dos without any data tracking or advertisements. Enjoy a distraction-free productivity experience with features like dark mode.

Highlights
  • Simple task tracking
  • No data tracking
  • No advertisements
  • Clean interface
  • Dark mode option
  • Organize and complete to-dos
Features
Read full description

A refreshingly simple task tracker designed for focus and peace of mind. No data tracking, no ads, and no unnecessary features—just a clean space to manage your tasks. Quickly add, organize, and complete to-dos without distractions. Switch to dark mode for a comfortable viewing experience anytime. It’s productivity on your terms, with privacy you can trust.

Screenshots

iAnnotate 44 screens
TaskLocker3 screens

Verdict

The call

The clearest difference is price: TaskLocker at Free against iAnnotate 4's $9.99. iAnnotate 4's advantage is rating (4.7 vs 4.0) and ratings volume (9K vs 1). On ads, in-app purchases, device support and iOS requirement 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

TaskLocker is free to download; iAnnotate 4 costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

iAnnotate 4 holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: iAnnotate 4 has 9K ratings behind it against 1, so its average is the more settled of the two.

Scorecard5 real differences · 6 level
iAnnotate 4 versus TaskLocker: the parameters behind the verdict, then further details
ParameteriAnnotate 4TaskLocker
Price$9.99Free — better
Rating4.7 (9K ratings) — better4.0 (1 ratings)
Positive reviews51.8% of reviews—
Number of ratings9K — better1
Update frequencyEvery 2 months—
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
Best chart rank#85 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size96 MB27 MB
Age rating4+4+
DeveloperBranchfire, Inc.Merakad LLC

Bugs and requests

iAnnotate 4

Reported bugs

5 issues
  • Disappearing annotations
  • Inability to open/save files offline
  • Blurry text rendering after OCR
  • Inconsistent page numbering
  • Unreliable Dropbox/cloud syncing

Requested features

6 requests
  • Ability to copy/paste annotations
  • Eraser tool improvements
  • Customizable keyboard shortcuts
  • Dark mode option
  • Improved search functionality
Show 1 more
  • Batch processing of annotations

TaskLocker

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

iAnnotate 4

No in-app purchases

None

TaskLocker

No in-app purchases

Questions

Is iAnnotate 4 free?
iAnnotate 4 costs $9.99, with no in-app purchases.
Is TaskLocker free?
TaskLocker is free to download, with no in-app purchases.
Which has better reviews, iAnnotate 4 or TaskLocker?
iAnnotate 4 is rated higher. iAnnotate 4 averages 4.7 out of 5 from 9K ratings, while TaskLocker averages 4.0 from 1 ratings.
Do iAnnotate 4 or TaskLocker have ads?
Neither iAnnotate 4 nor TaskLocker shows ads.

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