Annotium - Photo Annotation

225.7K installs
715 ratings
27.5K monthly active users
$<10K monthly revenue est.
IAP 25% · Ad 75%
Install Trends
Weekly +276
Steady
Monthly +1.1K
Steady

Annotium - Photo Annotation Summary

Annotium - Photo Annotation is a ad-supported, with in-app purchases Android app in Tools by Annotium Team. Released in Jul 2020 (5 years ago). It has about 225.7K+ installs and 715 ratings with a 3.96★ (average) average. Based on AppGoblin estimates, it reaches roughly 27.5K monthly active users and generates around $<10K monthly revenue (25% IAP / 75% ads). Store metadata: updated May 17, 2025.

Recent activity: 276 installs this week (1.1K over 4 weeks) showing steady growth View trends →

Store info: Last updated on Google Play on May 17, 2025 .


3.96★

Ratings: 715

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Screenshots

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App Description

Technical toolkit to annotate and draw on image with arrows, text, icons, shapes

Focus on technical fields, helps user can easily take notes/illustrations on photo with high precision, track details and share works, intuitively and productively.

User can draw line/curve with multiple kinds of arrow and format, beside rectangle, ellipse, round rectangle, triangle, quadrangular, polygon, plenty kinds of text like plain text, callout(comic) text box, pointer text, spotlight, magnifier, text highlight, free draw, icons ... User can point and illustrate directly to the attention point, makes work faster and productive.

FEATURES

◆ Numerous built-in tools as line, curve, rectangle, oval, text ...
◆ Fully customize shape with width, size, color, font, dash, arrow...
◆ Comic dialog with Callout text, extra text feature like zigzag text
◆ Polygon with unlimited vertices
◆ Highlight a part of your photo with Spotlight.
◆ Magnify small details with Loupe.
◆ Hide your sensitive info with Blur.
◆ Measuring line segment or angle with Measure tools.
◆ Zoom and pan support while editing.
◆ Auto-rotate support, work in landscape and portrait mode.
◆ Simple and Friendly User Interface.
◆ Hundred of built-in icons
◆ High resolution image.
◆ Numerous free tools to help your daily work easier.
◆ Conveniently share your visualized work with friends, colleagues.
◆ Must-have tool for student, businessman, construction, architecture, maintenance and all technical fields

USE CASES
◆ You are asking maintaining/ repairing something, take a photo of the issue, point arrow to or magnify it and send to the contractor.
◆ You are at the construction site, found problem/something needs to improve, take a photo and annotate it and ask for worker/inspector/engineer to solve problem.
◆ Take map screenshot, freehand draw path and send to friend.
◆ Screenshot a class lesson and highlight note.