Comparison

Slice HEROES! vs Intro King

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

Head to head
About

Slice HEROES!

Test your anime knowledge by identifying famous characters from sliced images. With over 400 quizzes, you can challenge your brain and ask friends for help via social media if you get stuck. New quizzes are planned, and you can submit requests.

Highlights
  • Guess anime heroes from sliced images
  • Over 400 quizzes
  • Brain activation through recall
  • Share with friends on Twitter/Facebook
  • Request new quizzes
Features
Read full description

Over 1,000,000 downloads in Japan! Famous anime, manga and movie characters have been sliced into stripes. Look at the colors and heights of the stripes, and guess who it is. HOW TO PLAY - Look at the striped picture and recall the title or the character - Tap the keys to spell the answer - Stuck? Spend hearts to open a hint - Clear the normal mode to unlock the marathon mode MORE - New quizzes are added without updating the app - See the worldwide correct-answer rate for every quiz - Correct pictures are collected in your gallery - Hearts: daily login bonus, watching a video, sharing Please note: this app is in Japanese. Answers are typed in Japanese kana, and the quizzes are mainly about Japanese anime and manga. Free to play, with ads. Requires iOS 17 or later.

About

Intro King

Test your music knowledge with this interactive intro quiz game. Play solo modes like Time Attack or Score Challenge, or compete with friends in real-time online battles or local party modes. Create custom playlists from your favorite songs or use pre-made ones.

Highlights
  • Intro quiz gameplay
  • Multiple game modes (Time Attack, Score Challenge, Remote Match, Party Mode)
  • Real-time online battles
  • Local multiplayer for up to 6 players
  • Customizable song playlists
  • Apple Music integration (for subscribers)
Features
Read full description

The ultimate intro quiz app is finally here! With this app, you can easily enjoy intro quizzes using Apple Music preview tracks or the music on your iPhone! Even better, if you’re an Apple Music subscriber, songs will always start playing from the intro! At last, true intro quiz battles have become a reality for fans! You can also create your own custom playlists. In addition to prepared lists, you can gather only your favorite songs and create your very own original intro quiz! ◆ Various Ways to Play ● Time Attack Answer as many questions as you can in 30 seconds! Perfect for a quick challenge! ● Remote Match Play real-time battles online even when you're far apart! ● Score Challenge Listen to random intros and answer multiple-choice questions! Test both your speed and accuracy to aim for high scores! ● Practice Mode Perfect for those who want to repeatedly listen and memorize their favorite songs. ● Party Mode Gather around one device and play a buzzer battle with up to 6 players! No preparation needed — instant fun guaranteed! ◆ Freely Customizable Playlists In addition to ready-made playlists like "Hit Charts", "Anime Songs", or "90s Hits" you can create your own original playlists! Choose your favorite songs and create your own custom intro quiz! ◆ Recommended For * Fans of intro quizzes or buzzer games * Those who want to test how quickly they can recognize intros * People who want to have fun with friends or family * Those who want to play online with distant friends * People who want to choose their own quiz songs * Music and quiz enthusiasts * Those aiming to master intro quizzes * Perfect for quick fun or serious battles! ◆ Notes * The "Intro Mode" where songs always start from the intro is available for Apple Music subscribers only. * Even without an Apple Music subscription, you can still play using preview tracks (Random Intro Mode). * Bluetooth or Wi-Fi is required for Local Match mode. Terms of Use: https://mozkzki.github.io/apps/introquiz/terms_and_conditions/english Privacy Policy: https://mozkzki.github.io/apps/introquiz/privacy_policy/english Icons by Icons8 (https://icons8.com/)

Screenshots

Slice HEROES!4 screens
Intro King4 screens

Verdict

The call

The clearest difference is rating: Intro King at 5.0 against Slice HEROES!'s 4.0. Intro King also leads on update cadence (every 9 days vs every 2 months). Slice HEROES!'s advantage is review sentiment (74% vs 43%). On price, ratings volume, ads and in-app purchases 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. Slice HEROES! sells 7 one-off in-app purchases and Intro King sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Intro King holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews complicate that: 74% of Slice HEROES!'s written reviews are positive against 43% of Intro King's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Slice HEROES! ships an update every 2 months, Intro King every 9 days. The most recent releases landed on October 16, 2026 and October 17, 2026 respectively.

Scorecard3 real differences · 7 level
Slice HEROES! versus Intro King: the parameters behind the verdict, then further details
ParameterSlice HEROES!Intro King
PriceFreeFree
Rating4.0 (2 ratings)5.0 (1 ratings) — better
Positive reviews74.1% of reviews — better43.5% of reviews
Number of ratings2 — better1
Update frequencyEvery 2 monthsEvery 9 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.016.0 — better
Further details — not scored
Size56 MB56 MB
Age rating4+12+
DeveloperYuya MatsushimaYutaka Kato

Customer experience

Slice HEROES!

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews58 reviews
Positive74.1%
Neutral5.2%
Negative20.7%

Intro King

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews23 reviews
Positive43.5%
Neutral26.1%
Negative30.4%

In-app purchases

7 purchases

Slice HEROES!

One-time7
  • heart25$0.99
  • heart50$1.99
  • heart150$3.99
Show 4 more
  • heart350$7.99
  • heart1150$24.99
  • heart2000$40.99
  • heart5000$79.99
1 purchases

Intro King

Subscriptions1
  • Ad-Free Plan$1.991 Month

Questions

Is Slice HEROES! free?
Slice HEROES! is free to download, with in-app purchases available.
Is Intro King free?
Intro King is free to download, with in-app purchases available.
Which has better reviews, Slice HEROES! or Intro King?
Intro King is rated higher. Slice HEROES! averages 4.0 out of 5 from 2 ratings, while Intro King averages 5.0 from 1 ratings.
Do Slice HEROES! or Intro King have ads?
Both Slice HEROES! and Intro King show ads.
Which is updated more often, Slice HEROES! or Intro King?
Slice HEROES! ships an update every 2 months, and Intro King every 9 days. Most recently, Slice HEROES! was updated on October 16, 2026 and Intro King on October 17, 2026.

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