Report updated May 9, 2026
Overview · Full Intel report in progress
Sort Stack is an established games app that is completely free. With a 4.5/5 rating from 514 reviews, it shows polarized user reception.
What makes this app unique?
What Does It Look Like?
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What Are The Key Features?
Players must sort rings by color, moving only one top ring at a time between stacks.
The app includes over 2,000 unique puzzles with plans for future content additions.
Users can select from a variety of ring types and background themes.
The game functions without a network connection and imposes no time limits on gameplay.
How much does it cost?
Who Built It?
Vnstart
Providing accessible, logic-based puzzle games for casual players seeking short, relaxing brain-training sessions. Focused on high-volume, simple-mechanic titles for mobile.
Portfolio
13
Apps
What other apps does Vnstart make?
Find Triple City
Solitairecell: Classic Card
3D Bubble Puzzle: Match & Pop
SuDoBlock : Block puzzle game
Water Color Sort
Jigsaw Wood Block
Explore the full Vnstart report
Portfolio breakdown, audience, momentum, and every app published by Vnstart.
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
Analysis in progress, available soon
What is the competitive landscape for Sort Stack?
How's The Games Market?
Market outlook for this category
Available very soon
Which niche is Sort Stack in?
to sort colored rings into stacks
Explore the full Sorting Puzzles niche
Every app in this space — 322 tracked, the niche's live rankings, and Marlvel's editorial take on the job-to-be-done.
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for Sort Stack
Key Takeaways
Sort Stack is a high-volume, offline puzzle game focused on color-sorting logic with extensive customization options.
Where Is It Heading?
Trend analysis
Available very soon