Comparison

Rollify vs Kosti

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Rollify

Features
Read full description

Rollify - Your Ultimate Random Decision-Maker and Fun Companion Whether you're making a quick decision or just looking for some random fun, Rollify has you coveredβ€”all for free. Packed with an exciting variety of features, Rollify is perfect for parties, group activities, or even solo play. Features include: Flip a coin for instant decisions Get answers to your questions with Random Q&A (Yes, No, Maybe, and more) Roll dice for board games or creative challenges Pluck daisy petals to find out if "they love me" or not Generate random numbers for any occasion Explore new shades with the Random Color Generator Spin the bottle for classic party fun Draw random playing cards for games or tricks Generate random letters for creative or educational activities Rollify is your go-to app for spontaneous decisions and endless entertainment. Download now and start exploring a world of possibilities with just a tap.

About

Kosti

Features
Read full description

Kosti is your all-in-one companion for games, decisions, and random events. Whether you're playing a board game or just need a random number, Kosti delivers with stunning 3D visuals and physics-based interactions. FEATURES: - 3D Dice Roller High-quality, physics-based dice that feel real. Shake your phone to roll! Perfect for board games like D&D, Monopoly, or Yahtzee. - Decision Wheel Spin the wheel to make a random choice. Customizable options coming soon. - Coin Flip A beautifully rendered 3D coin for those 50/50 decisions. Heads or Tails? - Number Generator Generate random numbers between any range (0-99, 1-100, etc.). Ideal for board games or math tools. Premium Experience Enjoy a sleek, modern dark-mode interface with smooth animations. Upgrade to Remove Ads for an uninterrupted experience. Download Kosti today and never carry physical dice again!

Screenshots

Rollify4 screens
Kosti4 screens

Verdict

The call

The clearest difference is in-app purchases: Rollify at none against Kosti's 1. Rollify also leads on ads (none vs shown) and update cadence (weekly vs every 8 months). On price and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Kosti sells 1 one-off in-app purchase. Rollify asks for nothing beyond the download.

UpkeepUpdate frequency

Rollify ships an update weekly, Kosti every 8 months. The most recent releases landed on October 16, 2026 and October 20, 2026 respectively.

Scorecard4 real differences Β· 2 level
Rollify versus Kosti: the parameters behind the verdict, then further details
ParameterRollifyKosti
PriceFreeFree
Update frequencyWeekly β€” betterEvery 8 months
AdsNo β€” betterYes
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS12.0 β€” better18.2
Further details β€” not scored
Size40 MB38 MB
Age rating4+4+
DeveloperTayyip GUZELAliaksandr Patskevich

In-app purchases

None

Rollify

No in-app purchases

1 purchases

Kosti

One-time1
  • Remove Ads$2.99

Questions

Is Rollify free?
Rollify is free to download, with no in-app purchases.
Is Kosti free?
Kosti is free to download, with in-app purchases available.
Do Rollify or Kosti have ads?
Kosti shows ads; Rollify does not.
Which is updated more often, Rollify or Kosti?
Rollify ships an update weekly, and Kosti every 8 months. Most recently, Rollify was updated on October 16, 2026 and Kosti on October 20, 2026.

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