Comparison

Float or Sink vs catch a rainbow

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

Head to head
About

Float or Sink

Test your knowledge of physics by guessing if over 100 illustrated objects will float or sink. You have 10 seconds per object to make your choice, with real images to aid your decision.

Highlights
  • Over 100 objects
  • Illustrated objects with real images
  • 10-second time limit per object
  • Simple guessing gameplay
  • Suitable for all ages
Features
Read full description

There are more than 100 simple objects that can confuse you, be careful! Objects are illustrated, but contain the actual image to help you. You will have 10 seconds to choose an option: Boia or Sink.

About

catch a rainbow

Features
Read full description

Find a Bible verse in each rainbow. What to do if there is no rainbow to be found? Then you post a rainbow with a Bible verse for others.

Screenshots

Float or Sink4 screens
catch a rainbow2 screens

Verdict

The call

The clearest difference is ads: catch a rainbow at none against Float or Sink's shown. catch a rainbow also leads on update cadence (every 7 months vs every 47 months). On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Float or Sink ships an update every 47 months, catch a rainbow every 7 months. The most recent releases landed on October 15, 2026 and October 1, 2026 respectively.

Scorecard2 real differences · 8 level
Float or Sink versus catch a rainbow: the parameters behind the verdict, then further details
ParameterFloat or Sinkcatch a rainbow
PriceFreeFree
Rating4.0 (1 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 47 monthsEvery 7 months — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size90 MB112 MB
Age rating4+4+
DeveloperApps Bergman LtdaEvangelische Landeskirche in Baden

In-app purchases

None

Float or Sink

No in-app purchases

None

catch a rainbow

No in-app purchases

Questions

Is Float or Sink free?
Float or Sink is free to download, with no in-app purchases.
Is catch a rainbow free?
catch a rainbow is free to download, with no in-app purchases.
Do Float or Sink or catch a rainbow have ads?
Float or Sink shows ads; catch a rainbow does not.
Which is updated more often, Float or Sink or catch a rainbow?
Float or Sink ships an update every 47 months, and catch a rainbow every 7 months. Most recently, Float or Sink was updated on October 15, 2026 and catch a rainbow on October 1, 2026.

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