Comparison

Atom Run vs Flap Happy

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

Head to head
About

Atom Run

Embark on a fast-paced platformer adventure as a robot prototype tasked with collecting atoms and molecules to recreate life. Navigate challenging levels with precise controls and enjoy a console-worthy experience optimized for mobile devices.

Highlights
  • Fast-paced action-adventure platformer
  • Intuitive and precise controls
  • Console-worthy mobile experience
  • Original electronic music soundtrack
  • Supports iOS joysticks
  • Game Center integration
Read full description

"In 2264, an unprecedented disaster put an end to all living things. Only the robots survived - but when exposed to radiation, they become uncontrollable! With one exception..." You control Elgo, a sophisticated robot prototype with simple, intuitive commands. Your mission is to find all the atoms and molecules that are critical to creating new life. Act fast, because your time is short! Features & Highlights of this Game: - Action-adventure fast paced platformer game - Experience worthy of a game console fully optimized for iOS - Optimized for retina display - 2D game engine, 3D graphics - Precise and intuitive commands - Original music electronic music - Supports iOS joysticks (Game Controller MFI) - Game Center - Complete Game! Free of ads and does not feature additional purchases - We do not collect any personal information. - Atom Run is available in: English, French, Italian, Chinese, German, Spanish, Japanese, Korean and Russian. System Requirements: Atom Run requires iPad 2, iPhone 4S or iPod Touch (5th generation) or higher - or a newer device. Don't hesitate to leave us a rating or a comment in iTunes. About FingerLab: FingerLab is an independent app development & publishing studio. In 2012, it won the Apple Design Award for its app “DM1-The Drum Machine.” Besides, it has even been featured in the iTunes App Store in several categories including Best of 2013 (Musyc), App of the Week (Rockmate, Albert & Multiponk), Hall of Fame (Multiponk, DM1). Watch us: vimeo.com/fingerlab Visit us: fingerlab.net Follow us: twitter.com/fingerlab Powered by Fingerlab

About

Flap Happy

Guide a determined bird through challenging obstacles with unique power-ups and hazards. Enjoy a visually engaging experience with entertaining sound effects and special death animations. Choose from six distinct birds to embark on this fun yet demanding adventure.

Highlights
  • Progressive and Classic difficulty modes
  • Crash Helmets and Jet Boosts
  • Head starts and unique hazards
  • Special death effects
  • 6 playable birds
  • Distinctive art and animation
Features
Read full description

The smash hit reimagined! • Progressive or Classic difficulty! • Crash Helmets! • Jet Boosts! • Head starts! • Unique hazards! • Special death effects! • 6 birds to choose from! • See why Flap Happy is best in its class! Meet Happy! He's a small, blue bird with a hard, hard head. Help him fly through obstacles to score points. An engaging character, distinctive art and animation, entertaining sound effects and unique twists set Flap Happy apart and make it as fun as it is challenging. Comments or suggestions? Please visit the support URL. Thanks for playing!

Screenshots

Atom Run4 screens
Flap Happy4 screens

Verdict

The call

The clearest difference is price: Flap Happy at Free against Atom Run's $2.99. Flap Happy also leads on rating (4.4 vs 3.8) and review sentiment (85% vs 58%). Atom Run's advantage is in-app purchases (none vs 4). On ratings volume, update cadence, ads 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

Flap Happy is free to download; Atom Run costs $2.99 up front. Flap Happy sells 4 one-off in-app purchases. Atom Run asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Flap Happy holds the better App Store score, 4.4 against 3.8. Both are backed by a comparable volume of ratings — 46 and 19 respectively. Written reviews point the same way: 58% of Atom Run's written reviews are positive against 85% of Flap Happy's.

UpkeepUpdate frequency

Atom Run ships an update every 17 months, Flap Happy every 28 months. The most recent releases landed on October 9, 2026 and October 16, 2026 respectively.

Scorecard6 real differences · 4 level
Atom Run versus Flap Happy: the parameters behind the verdict, then further details
ParameterAtom RunFlap Happy
Price$2.99Free — better
Rating3.8 (46 ratings)4.4 (19 ratings) — better
Positive reviews58.5% of reviews84.6% of reviews — better
Number of ratings46 — better19
Update frequencyEvery 17 months — betterEvery 28 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.28.0 — better
Further details — not scored
Size132 MB12 MB
Age rating+94+
DeveloperFingerlabFunnerware

Customer experience

Atom Run

All ratings46 ratings
Positive71.7%
Neutral6.5%
Negative21.7%
Written reviews609 reviews
Positive58.5%
Neutral13.6%
Negative27.9%

Flap Happy

All ratings19 ratings
Positive78.9%
Neutral10.5%
Negative10.5%
Written reviews13 reviews
Positive84.6%
Neutral7.7%
Negative7.7%

Bugs and requests

Atom Run

Reported bugs

4 issues
  • Crashes on high graphics settings
  • Levels not unlocking properly
  • Time badges not registering correctly
  • Audio issues and freezes

Requested features

5 requests
  • More levels and content
  • Ability to save progress
  • Customizable controls
  • Power-ups and abilities
  • Level editor

Flap Happy

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Atom Run

No in-app purchases

4 purchases

Flap Happy

One-time4
  • Permanent Ad Removal$0.99
  • Unlock for All Bird Awards$0.99
  • Pile of 1,000 Coins$0.99
Show 1 more
  • Full Unlock (The Tweet Deal)$2.99

Questions

Is Atom Run free?
Atom Run costs $2.99, with no in-app purchases.
Is Flap Happy free?
Flap Happy is free to download, with in-app purchases available.
Which has better reviews, Atom Run or Flap Happy?
Flap Happy is rated higher. Atom Run averages 3.8 out of 5 from 46 ratings, while Flap Happy averages 4.4 from 19 ratings.
Do Atom Run or Flap Happy have ads?
Neither Atom Run nor Flap Happy shows ads.
Which is updated more often, Atom Run or Flap Happy?
Atom Run ships an update every 17 months, and Flap Happy every 28 months. Most recently, Atom Run was updated on October 9, 2026 and Flap Happy on October 16, 2026.

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