Cherkalka vs Task Writer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cherkalka
This app offers a versatile toolkit for quick note-taking, image editing, and on-the-fly modifications. Seamlessly sketch or write on photos directly from your gallery or use its action extension for broader application compatibility. It's designed for efficient visual communication and creative annotation.
- Quick note creation on photos
- Integrated photo editor
- Action extension for sharing
- Drawing and erasing tools
- Customizable pencil width and color
- Store and duplicate notes
- Stylus palm touch elimination
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Three in one: the app to create notes, photo editor to alter images in Photos, action extension to make changes on the fly. Cherkalka is a great tool when in need to note quickly on a photo, just to sketch or write, all these without launching a heavy notepad. The app includes a photo editor and an action extension. The photo editor allows you to make notes on photos right from the Photos app without launching the app. The action extension gives you possibility to handle pictures from any app supporting that feature and share the results. Note: not every program able to receive the result after you press the Done button, e.g., the Photos app does not support that feature, in the case with the Photos use the photo editor. Cherkalka can: • draw and erase; • change width and color of the pencil, color of a note; • share created pictures; • utilize photos; • store created notes and duplicate them; • eliminate palm touches when you use a stylus. The full version in addition can: • resize the note; • move and rotate layers of strokes and background; • scale the current note view; • change width and color of a pencil in the photo editor and the extension; • sync notes via iCloud; • to not show the app logo on exported pictures.
Task Writer
Handwrite tasks, to-do lists, or even draw them as pictures without needing a keyboard. Get precise minute-by-minute notifications for due dates. Works with a stylus or your finger.
- Handwritten input
- Draw tasks as pictures
- Minute-level notifications
- Stylus or finger input
- Multi-language support
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Write, type, draw, and organize your tasks locally and privately with our powerful new On-Device AI Assistant! Task Writer gives you the freedom to build to-do lists your way. Write with your stylus, draw task ideas with your finger, or type them directly using the keyboard. Choose whichever input fits your flow. *** WHAT'S NEW IN VERSION 3.0 *** ON-DEVICE AI ASSISTANT - NATURAL LANGUAGE SCHEDULING: Type or dictate requests (e.g., "remind me to jog tomorrow at 8 AM") to write and schedule tasks completely offline. - SEMANTIC SEARCH: Easily search and filter your tasks using plain English queries. LOCAL HANDWRITING OCR - TEXT SUGGESTIONS: Instantly convert your handwritten strokes on the canvas into digital text. Tap any of the three suggested OCR candidates to auto-fill your tasks without typing. TASK RECURRENCE - RECURRING SCHEDULES: Schedule tasks daily, weekly, monthly, or yearly to stay on top of recurring routines and habits. 100% OFFLINE PRIVACY All AI reasoning, task scheduling, semantic search, and handwriting OCR processing run completely on-device. Your tasks, inputs, and drawings are never uploaded to any servers. *** CORE FEATURES *** - Handwrite, Draw, or Type: Write your tasks naturally in any language, draw sketches to represent goals, or type them directly using your keyboard. - Precise Alerts: Get to-the-minute notifications when a task is due. - Touch Support: Works best with a stylus or just use your finger. Task Writer is a freemium app that is free to use. You can upgrade to Task Writer Premium through an auto-renewable subscription to unlock the following custom styling and ad-free features: - Change Stroke Color - Change Stroke Width - Enable or Disable Advertisements Install Task Writer now and experience private, AI-powered task management. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: Cherkalka at 4.7 against Task Writer's 3.0. Cherkalka also leads on review sentiment (90% vs 53%) and iOS requirement (8.0 vs 17.6). On price, ratings volume, update cadence and ads 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
Both are free to download. Cherkalka sells 1 one-off in-app purchase and Task Writer sells 2 in-app purchases, starting at $25.99 per year. Whichever you choose, the download price is not the number that matters.
Cherkalka holds the better App Store score, 4.7 against 3.0. Both are backed by a comparable volume of ratings — 21 and 11 respectively. Written reviews point the same way: 90% of Cherkalka's written reviews are positive against 53% of Task Writer's.
Cherkalka ships an update every 2 months, Task Writer every 3 months. The most recent releases landed on September 18, 2026 and August 15, 2026 respectively.
| Parameter | Cherkalka | Task Writer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (21 ratings) — better | 3.0 (11 ratings) |
| Positive reviews | 90.3% of reviews — better | 53.3% of reviews |
| Number of ratings | 21 — better | 11 |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 8.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 8 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Semen Kudriavtsev | Joshua Lubins |
Customer experience
Cherkalka
Task Writer
Bugs and requests
Cherkalka
Reported bugs
4 issues- App crashes when trying to take a photo
- Rubber/eraser doesn't delete
- Unclear how to handle some settings
- Translations are poorly made
Requested features
11 requests- Add undo and redo features
- Improve line quality for sharper lines
- Enhance color selection with smooth scrolling
- Allow notes on clear backgrounds interchangeable with PC applications
- Support vector compatible format for professional editing
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- Add more features and filters
- Implement an undo option for the last stroke
- Make it easier to restore a white background
- Save selected photo from album within the app for future modifications
- Add dark mode option
- Improve translation quality
Task Writer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Cherkalka
- The full version$0.99
Task Writer
- Premium$25.991 Year
- Remove Advertisements$59.99









