Comparison

Drain Brain vs Doodle Boo

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

Head to head
About

Drain Brain

A retro-styled puzzle game where players connect pipes on a grid to create a path for flowing liquid. Score points by filling pipes and race against the clock to fix dead ends before the flow stops. Features include various pipe types, a smart queue, and bombs to correct mistakes.

Highlights
  • Pipe connection puzzles
  • Retro LCD handheld style
  • Progressive difficulty
  • Smart queue system
  • Game Center leaderboards
  • Original soundtrack
Features
Read full description

Connect pipes before the flow catches up in Drain Brain, a retro-styled puzzle game inspired by classic LCD handhelds! Place pipes on a grid to create a path from start to goal. Once the countdown ends, liquid begins flowing through your creation. Every pipe it fills scores points, but if the flow hits a dead end, you've got seconds to fix it or it's game over! Features: • 7 pipe types including cross pipes that can score twice! • Smart queue system with 5 upcoming pieces! • 3 bombs per level to fix mistakes! • Progressive difficulty that speeds up as you advance! • Game Center leaderboards and achievements! • Original soundtrack by Nobonoko! • Themes, and more! Easy to learn. Hard to master. Each level pushes you faster. How far can you go?!?!?!

About

Doodle Boo

Features
Read full description

Available in English, Spanish, German, Japanese, and Simplified Chinese. Doodle Boo is a fast memory-and-reflex arcade game. Watch carefully during the preview phase, then the room goes fully dark. Scratch away the black layer and find every Boo before time runs out. How it works: - Memorize moving Boo positions in preview. - Darkness covers the screen. - Scratch to reveal the scene and detect Boos. - Find all Boos to clear the level. - Fail one level and the run ends. Why players like it: - Short, intense rounds. - Random haunted backgrounds and ghost animations each level. - Clean controls with touch or mouse. - Local best score saving. Monetization: - The game may show ads. - Optional one-time purchase removes ads. How far can you climb in the dark?

Screenshots

Drain Brain3 screens
Doodle Boo4 screens

Verdict

The call

The clearest difference is in-app purchases: Drain Brain at none against Doodle Boo's 1. Drain Brain also leads on ads (none vs shown). Doodle Boo's advantage is iOS requirement (12.0 vs 26.0). 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. Doodle Boo sells 1 one-off in-app purchase. Drain Brain asks for nothing beyond the download.

Scorecard3 real differences · 7 level
Drain Brain versus Doodle Boo: the parameters behind the verdict, then further details
ParameterDrain BrainDoodle Boo
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyDaily—
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.012.0 — better
Further details — not scored
Size14 MB72 MB
Age rating4+4+
DeveloperSymbolic SoftwareJuan Ormaechea

In-app purchases

None

Drain Brain

No in-app purchases

1 purchases

Doodle Boo

One-time1
  • Remove Ads$1.99

Questions

Is Drain Brain free?
Drain Brain is free to download, with no in-app purchases.
Is Doodle Boo free?
Doodle Boo is free to download, with in-app purchases available.
Do Drain Brain or Doodle Boo have ads?
Doodle Boo shows ads; Drain Brain does not.

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