Comparison

Annotable vs Annotium

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

Head to head
About

Annotable

This app provides a comprehensive suite of tools for annotating and marking up images. It offers a wide range of customization options for common annotation elements and unique features like text highlighting on screenshots. The app supports various iOS system integrations for a seamless user experience.

Highlights
  • Common annotation tools (rectangles, text, arrows)
  • Customizable colors, sizes, and fonts
  • Blur and pixelation for obscuring information
  • Spotlights and Loupes for highlighting
  • Text highlighting on screenshots
  • High-resolution output
  • Support for all image types
Features
Read full description

Annotable is the most full-featured all-in-one image annotation tool. Featured by Apple in many places: ● Best of 2016 ● New Apps We Love ● Best Apps to Edit Your Photos ● Best Productivity Apps ● Best Utilities "I’ve finally found the best all-in-one image annotation tool for iOS – Annotable for iPhone and iPad." —— Federico Viticci of MacStories Features (many are free, some are unlocked with purchases): ◉ All the expected common tools: rectangles, ovals, arrows, lines and texts. ◉ Fully customizable: colors, sizes, outlines, fonts… ◉ Stylishly obscure private information with Blur and Pixelation. ◉ Or on the contrary, highlight something with Spotlights. ◉ If you really want to focus on a particular spot use a Loupe. ◉ You can even highlight text on screenshots of apps like Notes, Twitter, and Safari. It feels like magic, and can really save the day when you want to share a web page screenshot with some words highlighted but forgot to select the words when you took the screenshot. ◉ Fully support Action Extension, Photo Editing Extension, Edits Sync via iCloud Photo Library, URL Schemes, 3D Touch, Wide Color…Annotable utilizes your powerful iOS system to the extreme. Distinctions from many other similar Apps: ◆ All the results are high-resolution images. ◆ Not only screenshots but all images are supported. ◆ Large images can be directly annotated and do not have to be cropped.

About

Annotium

Easily add notes, shapes, and highlights to your photos for technical fields. Illustrate, track, and share your work visually with a variety of annotation tools. Ideal for students, professionals, and anyone needing to explain visual information.

Highlights
  • Numerous built-in annotation tools
  • Customizable shapes, text, and colors
  • Highlighting and magnifying features
  • Polygon with unlimited vertices
  • Blur/Pixelate for sensitive info
  • Measuring tools for lines and angles
  • High-resolution image support
Features
Read full description

Turn any photo into a clear explanation. Point out a loose wire, explain a repair, mark up feedback, or make a lesson easier to follow. Annotium helps you show what you mean, then share it in seconds. Start free with the essentials: arrows, shapes, text, blur, and more. MAKE IT CLEAR • Draw, label, and highlight the details that matter • Use Spotlight and Loupe to bring small details into focus • Blur or pixelate private information before you share GO FURTHER WITH PRO • Unlock advanced shapes, callouts, technical line and measurement tools, and pixel effects • Add images, use the font catalog, and keep notes with your projects • Make collages, stitch photos, and reopen projects for further editing • Export polished PDFs and editable project files — with no ads PRO is an annual subscription that renews automatically until cancelled. You can manage or cancel it anytime in your store account settings. Made for inspectors, technicians, teachers, designers, support teams, and anyone who has something to show. Take the photo. Mark the detail. Get your message across. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://annotium.github.io/legal/privacy

Screenshots

Annotable4 screens
Annotium4 screens

Verdict

The call

The clearest difference is rating: Annotable at 4.6 against Annotium's 4.0. Annotable also leads on ads (none vs shown) and review sentiment (75% vs 44%). Annotium's advantage is update cadence (daily vs every 2 months). On price, in-app purchases, monetization model 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. Annotable sells 8 one-off in-app purchases and Annotium sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Annotable holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Annotable has 894 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 75% of Annotable's written reviews are positive against 44% of Annotium's.

UpkeepUpdate frequency

Annotable ships an update every 2 months, Annotium daily. The most recent releases landed on September 24, 2026 and September 16, 2026 respectively.

Scorecard5 real differences · 5 level
Annotable versus Annotium: the parameters behind the verdict, then further details
ParameterAnnotableAnnotium
PriceFreeFree
Rating4.6 (894 ratings) — better4.0 (4 ratings)
Positive reviews75.1% of reviews — better44.4% of reviews
Number of ratings894 — better4
Update frequencyEvery 2 monthsDaily — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS16.615.6 — better
Further details — not scored
Size9 MB53 MB
Age rating4+4+
Developer凌 王Hoang Le

Customer experience

Annotable

All ratings885 ratings
Positive91.8%
Neutral3.2%
Negative5.1%
Written reviews189 reviews
Positive75.1%
Neutral5.8%
Negative19.0%

Annotium

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews9 reviews
Positive44.4%
Neutral22.2%
Negative33.3%

Bugs and requests

Annotable

Reported bugs

5 issues
  • Blur broken ios26
  • Can't save edits on iPad Pro, 14.5.1
  • In-App Purchases do not work
  • Loss of work
  • App freezes occasionally on iPad

Requested features

15 requests
  • Open the app directly to the camera
  • Save images to the app, not to my phone or make a specific folder to save Annotated images
  • Make a Mac version
  • Add insert photo option
  • Add flexible pointers lines
Show 10 more
  • Add an eraser
  • Add undo/redo action buttons
  • Add crop
  • Add a way to adjust transparency of fonts for watermarking
  • Add rotate image
  • Add a way to draw solid boxes with a color of your choosing
  • Add a way to adjust text size
  • Add a way to center the text
  • Add a way to insert and resize images
  • Add a way to make shapes a solid color in addition to outline

Annotium

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Annotable

One-time8
  • Color Customization$1.99
  • Text Highlighter & Redaction Tool$1.99
  • All Obscuration Styles$1.99
Show 5 more
  • Blur Tool$1.99
  • Spotlight Tool$1.99
  • Loupe Tool$1.99
  • All Text Styles & Fonts$1.99
  • All Features$9.99
10 purchases

Annotium

One-time10
  • Spotlight$0.99
  • Angle Measure$0.99
  • Line Measure$0.99
Show 7 more
  • Loupe$0.99
  • Save Options$0.99
  • Polygon$0.99
  • Pixelate$0.99
  • Connector$0.99
  • Callout$1.99
  • PREMIUM$9.99

Questions

Is Annotable free?
Annotable is free to download, with in-app purchases available.
Is Annotium free?
Annotium is free to download, with in-app purchases available.
Which has better reviews, Annotable or Annotium?
Annotable is rated higher. Annotable averages 4.6 out of 5 from 894 ratings, while Annotium averages 4.0 from 4 ratings.
Do Annotable or Annotium have ads?
Annotium shows ads; Annotable does not.
Which is updated more often, Annotable or Annotium?
Annotable ships an update every 2 months, and Annotium daily. Most recently, Annotable was updated on September 24, 2026 and Annotium on September 16, 2026.

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