Comparison

Line vs Build A Friend

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

Head to head
About

Line

Test your memory by tracing a disappearing line. Watch the pattern, then redraw it with your finger before time runs out. Progress through levels by successfully recalling the sequence.

Highlights
  • Watch and memorize line patterns
  • Redraw lines with finger
  • Timed challenges
  • Progressive difficulty
  • Simple, intuitive gameplay
Features
Read full description

How to Play Line-Memory: (1) Watch the line move around the screen. (2) Once the line disappears, draw the line with your finger before the timer runs out. (3) Repeat until you win or lose.

About

Build A Friend

Features
Read full description

The game world of Build A Friend consists of a runner and a management adventure. Robots are our friends now. In a runner, you create a robot following the sample on each level. Each time you should choose the right door to win at the end of a level. On your way, you have such obstacles as a breaker, a laser, a press, and a fire gun. The money you collect on a runner level may be spent on your factory improvement. Bright surroundings and 3D sound effects merge you into a wonderful world of fun and entertainment. At the factory, you manage repair slots and upgrade them to fix damaged robots. You also need oil tanks to maintain the job. The more robots you fix the more reward you get. Get game rewards and spend playing dollars to improve your proper factory. Try to become a part of this marvelous universe, and you will be absolutely fascinated! Bright colors, pleasant design as well as funny robots help you relax during the day. Game mechanics is pretty simple, so even a child can enjoy the atmosphere of the app. Build a Friend unites the whole family together. The best option to make friends with robots is to download the game now. Feature points of the game app - Unique gameplay - Finger-tip control - 2 games in one app - Upgrades your logic - Outstanding graphics and stereo sounds - Considered theme - Game time is not limited - Suitable for kids - Makes you relaxed - A good time killer - Free - Available offline Get rid of loneliness and make friends!

Screenshots

Line3 screens
Build A Friend4 screens

Verdict

The call

The clearest difference is in-app purchases: Line at none against Build A Friend's 1. Line also leads on ads (none vs shown) and iOS requirement (10.0 vs 13.0). Build A Friend's advantage is update cadence (weekly vs every 21 months). On price and device support 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. Build A Friend sells 1 one-off in-app purchase. Line asks for nothing beyond the download.

UpkeepUpdate frequency

Line ships an update every 21 months, Build A Friend weekly. The most recent releases landed on October 20, 2026 and October 9, 2026 respectively.

Scorecard4 real differences · 6 level
Line versus Build A Friend: the parameters behind the verdict, then further details
ParameterLineBuild A Friend
PriceFreeFree
Rating5.0 (5 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 21 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better13.0
Further details — not scored
Size14 MB358 MB
Age rating4+4+
DeveloperNathan LaneJohn Smith

In-app purchases

None

Line

No in-app purchases

1 purchases

Build A Friend

One-time1
  • No Ads$1.99

Questions

Is Line free?
Line is free to download, with no in-app purchases.
Is Build A Friend free?
Build A Friend is free to download, with in-app purchases available.
Do Line or Build A Friend have ads?
Build A Friend shows ads; Line does not.
Which is updated more often, Line or Build A Friend?
Line ships an update every 21 months, and Build A Friend weekly. Most recently, Line was updated on October 20, 2026 and Build A Friend on October 9, 2026.

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