Comparison

Size Up vs RainMaker 4

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

Head to head
About

Size Up

Rush through a city, collecting people of your color to grow your character's size and strength. Avoid obstacles and opponents of different colors. Fight bosses and capture fortresses to win.

Highlights
  • Collect same-colored crowds to grow character size
  • Avoid obstacles and different-colored crowds
  • Fight bosses and capture fortresses
  • Smooth swipe controls
  • Multiple unique levels
  • Rewards and gifts
Features
Read full description

Size Up - Epic Run Race 3D Size Up is one of the most anticipated epic game. This challenging game urges you to rush through the city, grow bigger and bigger. Level up and become the king of the hill with this arcade runner 3d game! Start running alone and gather everyone with similar color as yours to grow your character size. Epic Rush Runner Games: - Run without falling into traps and avoid all kinds of moving, rotating, and extended obstacles. The more people of similar color you collect, the bigger your character size becomes. If you merge with crowd of same color groups, it adds more strength and power to your character, but you must always remember about other groups of crowd with different color: if the color of other group is different than yours then it will decrease size of your character, beware of it. Get an unlimited amount of power & size until you reach end of the level. Crush your opponents in the ultimate battle and capture the fortress in fun race 3d game! Epic Run Fighting Game: - How to Play Size Up Game: SWIPE left and right to control horizontal slide on the platform. COLLECT your people to grow character size. AVOID colliding with other crowd, wall & obstacles. FIGHT against bosses. KEEP the castle. Giant Rush Color Run Race 3D: Size Up Game Features: Multiple power punches to defeat boss enemy. Multiple dance moves to enjoy your victory. This new crowd simulator is free, no money. Your goal: Join biggest crowd of your color, fight the enemy boss & win epic battle. Easy and simple control. Lots of unique levels. Deadly Traps and insurmountable obstacles. Graphics bright and sharp. Extremely smooth swipe controls. Color blast full of satisfaction. Rewards and gifts. Giant Runner Rush Games: Please share your feedback with us, we will be happy to try and add that to our game! Terms of Service and Privacy Policy: https://www.quiet.fun/legal-notices/

About

RainMaker 4

Create personalized soundscapes with realistic rain and nature sounds for relaxation, focus, and meditation. Design your ideal weather experience anytime, anywhere.

Highlights
  • Realistic rain sounds
  • Nature soundscapes
  • Customizable sound mixing
  • Relaxation aid
  • Focus enhancement
  • Meditation tool
Features
Read full description

“Relax, focus, and meditate with realistic rain and nature sounds. Build your perfect storm anywhere, anytime!”

Screenshots

Size Up4 screens
RainMaker 43 screens

Verdict

The call

The clearest difference is in-app purchases: Size Up at none against RainMaker 4's 7. Size Up also leads on iOS requirement (13.0 vs 18.0). RainMaker 4's advantage is ads (none vs shown) and update cadence (every 8 days vs every 5 weeks). On price, rating, ratings volume 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. RainMaker 4 sells 7 one-off in-app purchases. Size Up asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Size Up against 5.0 for RainMaker 4. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

UpkeepUpdate frequency

Size Up ships an update every 5 weeks, RainMaker 4 every 8 days. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 5 level
Size Up versus RainMaker 4: the parameters behind the verdict, then further details
ParameterSize UpRainMaker 4
PriceFreeFree
Rating5.0 (1 ratings)5.0 (2 ratings)
Positive reviews—100.0% of reviews
Number of ratings12 — better
Update frequencyEvery 5 weeksEvery 8 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better18.0
Further details — not scored
Size291 MB7 MB
Age rating9+4+
DeveloperTapNationTrevor Phillips

Customer experience

Size Up

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

RainMaker 4

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Size Up

No in-app purchases

7 purchases

RainMaker 4

One-time7
  • LightningStrikes$0.99
  • rainforest$0.99
  • rainOnMetal$0.99
Show 4 more
  • thunderstorm$0.99
  • rivers$0.99
  • waterfalls$0.99
  • continuousRainMode$4.99

Questions

Is Size Up free?
Size Up is free to download, with no in-app purchases.
Is RainMaker 4 free?
RainMaker 4 is free to download, with in-app purchases available.
Which has better reviews, Size Up or RainMaker 4?
Size Up and RainMaker 4 are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.
Do Size Up or RainMaker 4 have ads?
Size Up shows ads; RainMaker 4 does not.
Which is updated more often, Size Up or RainMaker 4?
Size Up ships an update every 5 weeks, and RainMaker 4 every 8 days. Most recently, Size Up was updated on October 10, 2026 and RainMaker 4 on October 24, 2026.

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