Comparison

FStyle!!Lottery vs Kosti

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

Head to head
About

FStyle!!Lottery

Features
Read full description

After 10 years, the legendary app makes its grand comeback!! Make every "let's decide!" moment more fun—at study groups, community events, company gatherings, classrooms, and beyond. ■ Key Features [Two Lottery Modes] - Text Lottery: Draw from any text you like—speakers, discussion topics, prize contents, and more. Perfect for choosing themes for panel discussions. - Number Lottery: Draw participant numbers like a raffle. You can also set the final number and the draw order (random / sequential). [Bingo Mode] Winning numbers are automatically recorded and listed—ready to use as-is for bingo games at your events. [Exciting Presentation] - A spinning roulette animation with sound effects and BGM brings the room to life. - The roulette speed can be adjusted to your liking. [Easy Management of Lottery Items] - Bulk editing lets you enter many items at once, one per line. - Import / export your items (share files, save to your device, choose a delimiter, overwrite / append), making preparation effortless every time. - The "Exclude items that have already won" setting prevents duplicate winners. Resetting the win history takes just one tap. - The "Exclude items that have already won" setting prevents duplicate winners. Resetting the win history takes just one tap. [Generate Lottery Items with AI] Just enter a theme like "dinner menu ideas," and AI will generate lottery items for you. * Using this feature requires your own (bring-your-own) API key. [Unlock Custom Image / BGM / Stop Sound via In-App Purchase] - Freely replace the main screen image, BGM, and stop sound. [Available in 3 Languages] Supports Japanese, English, and Chinese, switching automatically to match your device's language settings.

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

FStyle!!Lottery4 screens
Kosti4 screens

Verdict

The call

The clearest difference is ads: FStyle!!Lottery at none against Kosti's shown. FStyle!!Lottery also leads on update cadence (every 2 months vs every 4 months) and iOS requirement (16.4 vs 18.2). On price, in-app purchases 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. FStyle!!Lottery sells 1 one-off in-app purchase and Kosti sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

FStyle!!Lottery ships an update every 2 months, Kosti every 4 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 3 level
FStyle!!Lottery versus Kosti: the parameters behind the verdict, then further details
ParameterFStyle!!LotteryKosti
PriceFreeFree
Update frequencyEvery 2 months — betterEvery 4 months
AdsNo — betterYes
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.4 — better18.2
Further details — not scored
Size55 MB38 MB
Age rating4+4+
DeveloperSURVITACAliaksandr Patskevich

In-app purchases

1 purchases

FStyle!!Lottery

One-time1
  • Premium Features Unlock$4.99
1 purchases

Kosti

One-time1
  • Remove Ads$2.99

Questions

Is FStyle!!Lottery free?
FStyle!!Lottery is free to download, with in-app purchases available.
Is Kosti free?
Kosti is free to download, with in-app purchases available.
Do FStyle!!Lottery or Kosti have ads?
Kosti shows ads; FStyle!!Lottery does not.
Which is updated more often, FStyle!!Lottery or Kosti?
FStyle!!Lottery ships an update every 2 months, and Kosti every 4 months. Most recently, FStyle!!Lottery was updated on October 30, 2026 and Kosti on October 31, 2026.

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