iMark · Image Annotation Tool vs Rudis
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iMark · Image Annotation Tool
Enhance and annotate images with a comprehensive set of tools. Import from your photo library, camera, or maps, and customize your markups with various styles. Easily export and share your creations.
- Diverse annotation tools (arrow, text, mosaic, etc.)
- Import from photo library, camera, and maps
- Customizable color schemes and history sessions
- Crop and layer management
- Export with custom image size
- Supports iOS Photo Extension
Read full descriptionHide full description
iMark is a simple & powerful image annotation tool. iMark supports various tools & styles. You could import photo from photo library, camera & map. · All Tools You Need: Arrow, Rect, Circle, Text, Magnifier, Mosaic, Pen, Spotlight · Create annotations from photo library, map or empty canvas · Easy Export: Export with custom image size. Share with your friends. · Customize: History sessions, custom color schemes, redo & undo action. · Advanced Feature: Crop & Layer Management · Supports iOS Photo Extension · Supports Home Screen 3D Touch Quick Action · Supports iPad Multitasking
Rudis
Read full descriptionHide full description
DISCIPLINE IS FREEDOM. Rudis is an all-in-one minimalist productivity app designed to help you build discipline, focus on what matters, and make real progress toward your goals. What you’ll find inside: – To‑Do List (GTD‑friendly): Organize tasks with clarity and control, fully adapted to the Getting Things Done® method. – Habit Tracker: Build habits that stick and track your progress over time. – Mood Journal: Reflect daily with a mood selector and space for mindful notes. – Pomodoro Timer: Stay productive with customizable timers and ambient sounds for deep focus or meditation. – Motivation Feed: Get daily inspiration with curated quotes to keep your momentum strong. – Mind Map for Goals: Visualize your long-term goals and break them into clear, achievable steps. Designed for clarity. Built for discipline. Every detail is crafted to be visually calm, functional, and motivating — no distractions, no noise. Coming soon: In future updates, Rudis will include AI-powered insights to help you analyze your productivity, stay accountable, and personalize your journey to self-mastery.
Screenshots
Verdict
The clearest difference is price: iMark · Image Annotation Tool at Free against Rudis's $4.99. iMark · Image Annotation Tool also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.0). On update cadence, ads and in-app purchases 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
iMark · Image Annotation Tool is free to download; Rudis costs $4.99 up front. iMark · Image Annotation Tool sells 4 one-off in-app purchases and Rudis sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
iMark · Image Annotation Tool ships an update every 2 months, Rudis every 4 months. The most recent releases landed on October 22, 2026 and September 25, 2026 respectively.
| Parameter | iMark · Image Annotation Tool | Rudis |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 4.6 (385 ratings) — better | — |
| Positive reviews | 71.7% of reviews | — |
| Number of ratings | 385 — better | — |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 93 MB | 131 MB |
| Age rating | 4+ | 12+ |
| Developer | iDaily Corp. | Artem Rudik |
Bugs and requests
iMark · Image Annotation Tool
Reported bugs
8 issues- App crashes when using brush/pen features
- Export button hidden by system UI
- Annotations disappearing after one day
- Keyboard engagement obscures image during text input
- Magnifier tool functionality issues
Show 3 moreShow fewer
- In-app review text not visible while typing
- Slow performance with multiple markups
- UI elements not accessible (white buttons on white background)
Requested features
18 requests- Ability to remove watermark (paid option requested)
- Multiple language support with easy switching
- Filled/solid geometric shapes
- Curved arrows instead of straight only
- Multiple font selection from Google Fonts
Show 13 moreShow fewer
- Text formatting (bold, italic, underline, strikethrough)
- Opacity/transparency control for colors
- Redaction/censoring tool for sensitive information
- Thinking bubbles with text capability
- Counter/numbering feature for annotations
- Copy/duplicate annotation elements
- Dark mode theme option
- Ability to import multiple images as layers
- Thinner line options for shapes and tools
- Rounded rectangle shape option
- Magnifier with square frame option
- Undo/redo history management
- Separate watermark and signature settings
Rudis
Not enough reviews yet to summarise bugs or requests.
In-app purchases
iMark · Image Annotation Tool
- Coffee$2.99
- Silver Coin$5.99
- Gold Coin$14.99
Show 1 moreShow fewer
- Coffee for Everyone$29.99
Rudis
- Monthly Premium$4.991 Month
- Yearly Premium$39.991 Year
Questions
Is iMark · Image Annotation Tool free?
Is Rudis free?
Do iMark · Image Annotation Tool or Rudis have ads?
Which is updated more often, iMark · Image Annotation Tool or Rudis?
Other comparisons















