Comparison

Rainbow Monsters vs Papyrus Underworld

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

Head to head
About

Rainbow Monsters

A fun color-matching game where players guide monsters to eat falling rainbow pieces. Slide monsters left or right to match colors, with a numbers mode for easier identification. Compete with friends through Game Center and unlock achievements.

Highlights
  • Color matching gameplay
  • Monster character control
  • Falling rainbow pieces
  • Numbers mode for colorblind players
  • Game Center integration
  • 23 unlockable achievements
Features
Read full description

Feed the Rainbow Monsters! Slide the monsters left or right to catch falling rainbow pieces with the matching color. It starts simply, then becomes faster and more challenging. How high can you score? COLORFUL ARCADE FUN Match seven colors, build streaks and discover bonuses while keeping your monsters fed. NUMBERS MODE Finding colors difficult to distinguish? Turn on Numbers mode to match the numbers on the falling pieces with the correct monster. ACHIEVEMENTS AND LEADERBOARDS Sign in to Game Center to discover 23 achievements and compete on the leaderboards. You can also enjoy the game without signing in. SHARE YOUR SCORES Share your high score or last score as an image, with a download link so friends can join the challenge. PLAY YOUR WAY Choose whether music and sound effects are enabled. No advertising—just colorful monster-feeding fun.

About

Papyrus Underworld

Guide ancient Egyptian figures through a vibrant afterlife arcade experience. Tap to jump over obstacles and collect Ankh to unlock bonus levels and reach eternal celebration. Immerse yourself in the artistry of hieroglyphics and papyrus.

Highlights
  • Tap and double tap to hop
  • Collect 10,000 Ankh
  • Unlock Tomb of Doom Bonus Level
  • Navigate Temple to Underworld
  • Ancient Egyptian graphic design
Features
Read full description

Ancient Egyptians mummified and preserved their bodies because they believed they would one day live again. Return their Ka and breathe life back into these ancient characters so they can rise up, run, dance, and frolic again. All you have to do is play the game to give them another chance to live in this world. Marvel at the graphic design and craftsmanship of Egyptian hieroglyphics and hand painted papyrus. Doesn't it look like a platform game? It’s mind blowing to imagine they knew this day was coming, thousands and thousands of years ago. Amazing! The game play of Papyrus Underworld is simple enough. Tap and Double Tap to hop over obstacles so the Goddess Isis can lead Queen Nefertari to her never ending banquet in Eternity. Find the secret passage from the Temple into the Underworld while collecting 10,000 Ankh to unlock the Tomb of Doom Bonus Level. From there find your way to Eternity where the party never ends.

Screenshots

Rainbow Monsters4 screens
Papyrus Underworld4 screens

Verdict

The call

The clearest difference is price: Papyrus Underworld at Free against Rainbow Monsters's $0.99. Papyrus Underworld also leads on rating (5.0 vs 4.5) and device support (3 vs 1). Rainbow Monsters's advantage is ads (none vs shown) and update cadence (every 2 months vs every 20 months). On ratings volume, in-app purchases and monetization model 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

Papyrus Underworld is free to download; Rainbow Monsters costs $0.99 up front. Rainbow Monsters sells 1 one-off in-app purchase and Papyrus Underworld 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

Papyrus Underworld holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

UpkeepUpdate frequency

Rainbow Monsters ships an update every 2 months, Papyrus Underworld every 20 months. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

Scorecard6 real differences · 3 level
Rainbow Monsters versus Papyrus Underworld: the parameters behind the verdict, then further details
ParameterRainbow MonstersPapyrus Underworld
Price$0.99Free — better
Rating4.5 (2 ratings)5.0 (3 ratings) — better
Number of ratings23 — better
Update frequencyEvery 2 months — betterEvery 20 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.612.0 — better
Further details — not scored
Size10 MB41 MB
Age rating4+9+
DeveloperNUIFISH LIMITEDJay Moores

Customer experience

Rainbow Monsters

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Papyrus Underworld

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Rainbow Monsters

One-time1
  • Remove Ads$1.99
1 purchases

Papyrus Underworld

One-time1
  • Remove Ads$0.99

Questions

Is Rainbow Monsters free?
Rainbow Monsters costs $0.99, and also offers in-app purchases.
Is Papyrus Underworld free?
Papyrus Underworld is free to download, with in-app purchases available.
Which has better reviews, Rainbow Monsters or Papyrus Underworld?
Papyrus Underworld is rated higher. Rainbow Monsters averages 4.5 out of 5 from 2 ratings, while Papyrus Underworld averages 5.0 from 3 ratings.
Do Rainbow Monsters or Papyrus Underworld have ads?
Papyrus Underworld shows ads; Rainbow Monsters does not.
Which is updated more often, Rainbow Monsters or Papyrus Underworld?
Rainbow Monsters ships an update every 2 months, and Papyrus Underworld every 20 months. Most recently, Rainbow Monsters was updated on October 24, 2026 and Papyrus Underworld on October 9, 2026.

Other comparisons