Comparison

Tangram Adventure vs lineFlow

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

Head to head
About

Tangram Adventure

This app offers a creative platform for building and solving Tangram puzzles. Users can design original artwork, transform it into playable puzzles, and access over 1000 pre-made challenges. It's a versatile tool for both learning and artistic expression.

Highlights
  • Create artwork with various Tangram styles
  • Generate and export high-definition images
  • Transform artworks into playable puzzles
  • Save, export, and share creations
  • Over 1000 categorized puzzles included
  • Puzzle answers provided
Features
Read full description

Tangram is a well-known puzzle game for kids and adults that can inspire your wisdom. Tangram Adventure is a powerful and intelligent Tangram learning and creativity tool. Its key features include: - Freely build artwork with traditional (including Chinese, Japanese and European Tangram) and modern Tangrams, and generate and export high-definition pictures. - Artworks can be saved, exported, and shared for further creativity. - Artworks can be automatically transformed into puzzles, which can be played and shared. - 1000+ categorized selected puzzles are built in, including both traditional and modern Tangram puzzles. Puzzle answers are provided. End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

lineFlow

Features
Read full description

Lineflow - Turn Photos into Coloring Pages Transform your photos into beautiful line art coloring pages instantly. Unleash creativity anytime, anywhere. Core Features: One-Tap Line Art Generation Upload any photo and let AI intelligently convert it into clean black-and-white outlines, perfect for printing or digital coloring. Eight Artistic Styles Thick Lines: Bold outlines ideal for young children, easy to color Thin Lines: Delicate and precise lines for older kids Colored Lines: Soft pastel-colored outlines for added fun Doodle Lines: Hand-drawn style with playful charm Gradient Lines: Artistic outlines with gradient effects Dotted Lines: Tracing practice to improve hand-eye coordination Color by Numbers: Numbered zones for guided coloring Guide Lines: Built-in helper lines for precise coloring Smart Age Adaptation Automatically adjusts line art complexity based on child's age, ensuring appropriate difficulty levels to inspire creativity. Batch Processing VIP users can process up to 10 photos at once, quickly generating series of coloring pages. Cloud Sync Artworks automatically save and sync across devices, accessible anytime for viewing and sharing. High-Quality Export Supports high-resolution export with crisp print quality, perfect for home, school, and art education institutions. Perfect For: Family activities to cultivate children's artistic interests Art class materials for kindergartens and schools Fun activities for birthday parties and gatherings Art therapy and stress relief Personalized gift creation Download Lineflow now and turn every photo into a unique artistic coloring page. Privacy Policy: https://s.craft.me/9mRbNMPTPhOYf0 Terms of Service: https://s.craft.me/LyMF86yoR09sVe Standard Apple Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Tangram Adventure4 screens
lineFlow4 screens

Verdict

The call

The clearest difference is iOS requirement: Tangram Adventure at 12.2 against lineFlow's 15.6. On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Tangram Adventure sells 3 in-app purchases, starting at $0.99 per 7 days and lineFlow sells 1 in-app purchase, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Tangram Adventure ships an update monthly, lineFlow every 6 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard1 real difference · 9 level
Tangram Adventure versus lineFlow: the parameters behind the verdict, then further details
ParameterTangram AdventurelineFlow
PriceFreeFree
Rating4.3 (20 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings20 — better—
Update frequencyMonthly — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.2 — better15.6
Further details — not scored
Size211 MB41 MB
Age rating4+4+
DeveloperFairelephant Information Technology Ltd.海岸 徐

In-app purchases

3 purchases

Tangram Adventure

Subscriptions1
  • Studio Pack (1 Week)$0.997 Days
One-time2
  • Puzzle Pack$4.99
  • Studio Pack$8.99
1 purchases

lineFlow

Subscriptions1
  • Weekly Membership3 Days trial$5.997 Days

Questions

Is Tangram Adventure free?
Tangram Adventure is free to download, with in-app purchases available.
Is lineFlow free?
lineFlow is free to download, with in-app purchases available.
Do Tangram Adventure or lineFlow have ads?
Neither Tangram Adventure nor lineFlow shows ads.
Which is updated more often, Tangram Adventure or lineFlow?
Tangram Adventure ships an update monthly, and lineFlow every 6 weeks. Most recently, Tangram Adventure was updated on November 3, 2026 and lineFlow on October 30, 2026.

Other comparisons