Comparison

simian.interface++ vs Flip Flop XL

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

Head to head
About

simian.interface++

An abstract puzzle game that challenges players with pattern recognition and intuition. It features a unique soundtrack, an original version of the game, and a new infinite mode with procedurally generated content for endless replayability.

Highlights
  • Abstract puzzle experience
  • Pattern recognition challenges
  • Intuitive gameplay
  • Original game included
  • Infinite_loop mode
  • Procedurally generated levels
Features
Read full description

simian.interface++, the fully featured update to the Flash game simian.interface, is an abstract puzzle experience for simian participants of all ages and abilities. There are no explicit rules, no instructions, and very simple controls. Inspired by tabletop puzzles, modern art, and cognitive psychology experiments, simian.interface++ presents challenges that must be solved using pattern recognition, intuition, and experimentation. features: - an incredible soundtrack composed by chiptune artist Note! - the original simian.interface - the new 'infinite_loop' mode, with procedurally generated levels, and randomized music and story content! infinite replay value! *This is essentially the same version of the game that was published on iOS by Chillingo from 2014-2017. However, it has been updated for modern devices, and is now self-published so we can ensure that it stays functional and available. Apologies to anyone who purchased the old version.

About

Flip Flop XL

Master your timing and skill in this addictive flipping game. Tap, hold, and release to perform incredible flips and rack up points. Customize your characters and compete with friends to set new high scores.

Highlights
  • Tap, hold, and release controls
  • Chain flips for points
  • Set new high scores
  • Unlockable colors and accessories
  • Leaderboard competition
  • Minimalist graphics
Features
Read full description

Flip Flop XL is a fun, addictive, and endlessly challenging game that tests your timing and skill. Tap, hold, and release to crouch, jump, and perform incredible flips. Land perfectly to rack up points, chain your flips, and set new high scores to outflip your friends! Why You'll Love Flip Flop XL: Endless Fun: A relaxing yet rewarding flipping challenge that keeps you coming back for "just one more try." Stylish Minimalist Graphics: Cute and quirky characters with tons of personality. Simple One-Tap Controls: Easy to learn, impossible to master—perfect for all ages! Compete with Friends: Break records and climb the leaderboards! Unlock Colors & Accessories: Customize your flippers with vibrant colors, wacky hats, glasses, and more! Whether you're a casual player looking for quick fun or a pro aiming for the perfect flip streak, Flip Flop XL delivers a uniquely satisfying experience. Download now and start flipping today!

Screenshots

simian.interface++4 screens
Flip Flop XL4 screens

Verdict

The call

The clearest difference is ads: simian.interface++ at none against Flip Flop XL's shown. simian.interface++ also leads on update cadence (daily vs weekly) and rating (5.0 vs 4.6). Flip Flop XL's advantage is ratings volume (19 vs 5). On price, in-app purchases, monetization model 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. simian.interface++ sells 1 one-off in-app purchase and Flip Flop XL sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

simian.interface++ holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 5 and 19 respectively. Written reviews point the same way: 100% of simian.interface++'s written reviews are positive against 81% of Flip Flop XL's.

UpkeepUpdate frequency

simian.interface++ ships an update daily, Flip Flop XL weekly. Both last shipped on October 24, 2026.

Scorecard6 real differences · 4 level
simian.interface++ versus Flip Flop XL: the parameters behind the verdict, then further details
Parametersimian.interface++Flip Flop XL
PriceFreeFree
Rating5.0 (5 ratings) — better4.6 (19 ratings)
Positive reviews100.0% of reviews — better81.3% of reviews
Number of ratings519 — better
Update frequencyDaily — betterWeekly
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.6
Further details — not scored
Size152 MB91 MB
Age rating4+4+
Developervested interest LLCAdamvision

Customer experience

simian.interface++

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Flip Flop XL

All ratings19 ratings
Positive89.5%
Neutral0.0%
Negative10.5%
Written reviews16 reviews
Positive81.3%
Neutral0.0%
Negative18.8%

In-app purchases

1 purchases

simian.interface++

One-time1
  • Buy Full Game$1.99
1 purchases

Flip Flop XL

One-time1
  • Remove Ads$1.99

Questions

Is simian.interface++ free?
simian.interface++ is free to download, with in-app purchases available.
Is Flip Flop XL free?
Flip Flop XL is free to download, with in-app purchases available.
Which has better reviews, simian.interface++ or Flip Flop XL?
simian.interface++ is rated higher. simian.interface++ averages 5.0 out of 5 from 5 ratings, while Flip Flop XL averages 4.6 from 19 ratings.
Do simian.interface++ or Flip Flop XL have ads?
Flip Flop XL shows ads; simian.interface++ does not.
Which is updated more often, simian.interface++ or Flip Flop XL?
simian.interface++ ships an update daily, and Flip Flop XL weekly. Most recently, simian.interface++ was updated on October 24, 2026 and Flip Flop XL on October 24, 2026.

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