SUPERSTAR HIGHUP vs Rhythm K
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
SUPERSTAR HIGHUP
Engage with your favorite K-pop group through a rhythm game. Collect cards, play their songs, and compete with fans worldwide. Unlock exclusive content and enjoy interactive features.
- Play STAYC's songs
- Collect weekly updated theme cards
- Compete in weekly leagues
- Challenge world records
- Unlock exclusive live themes
- Experience artist voice combinations
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"STAYC was only the beginning. Now UNCHILD enters the chat. Three years later, SUPERSTAR HIGH UP is back — and better than ever. One chance to lock in your superstar moment! The visuals hit different. The rhythm's unmatched. Dive in and secure your bias's theme." -------- [Un-Bound] A Whole New Superstar Era - "All your biases. One stage." - April 23 — STAYC and UNCHILD together for the first time. The Superstar universe just leveled up. [Un-Border] Your Bias, Your Way - "Your artist. Your style. No limits." - All-new customization events are coming. - Design your own card frames and craft an artist space that's completely yours. [Un-Limited] Limited Themes. Unlimited Want. - "If you know, you know. Only here." - Score exclusive theme cards you literally can't get anywhere else. Your collection deserves it. [Un-Locked] New Music. No Wait. - UNCHILD's freshest tracks are live — hit play and ride the rhythm from day one. --------------------- [Smartphone App Permissions Guide] The app requests the following permissions to provide its services. [Required Permissions] - Photos/Videos/Files: To save game data to storage - External Storage Read/Write: To store various game settings and cache music data - Phone: Required for ad tracking analytics and generating push notification tokens - Wi-Fi Connection Info: To check Wi-Fi connection and display a notification when downloading additional data - ID: Required for creating and verifying user accounts [Optional Permissions] Notifications: To receive informational and promotional push notifications from the app. * You can use the app without granting optional permissions. * Some features may not function properly if optional permissions are not granted. [How to Revoke Permissions] Go to Settings > Select the app to revoke permissions ※ If notes are not scrolling smoothly during gameplay, please check "Low Quality" under [Settings] > [Display Settings]. ※ SUPERSTAR HIGHUP is free to play, but charges may apply for certain in-app purchases. ---------------- SUPERSTAR HIGHUP Game Inquiries Link: https://superstarseries.zendesk.com/hc/en-us ----
Rhythm K
Immerse yourself in a vibrant K-Pop drum rhythm game. Customize your play style, complete missions, and unlock new songs as you master precise strikes and realistic drum hits. Create personalized playlists of your favorite K-Pop tracks.
- Customizable play UI
- Mission and achievement system
- Free playing environment
- Precise note striking
- Basic drum lessons
- Realistic drum feel
- Playlist creation
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**K-Pop drum rhythm game with colorful play UI! #Customize your own style! Choose the way you want to play through various play UIs. #Endless challenges! Feel a sense of accomplishment as you complete various missions and achievements. #Free playing environment! Freely change the position of your mobile drumset to create the optimal playing environment. **Enjoy drum rhythm games with K-Pop! #Precise strikes! Develop your rhythmic skills by hitting the falling notes accurately along the judgment line. #Basic drum lessons! Even if you're new to drumming, you can learn enough rhythm through basic lessons. #Realistic hits! Immerse yourself in the realistic feel of the drums as you play. #Leveling up is fun! Level up to unlock new songs, new missions, and even more colorful drumming. Before you know it, you'll be a K-Pop master. **Play in your own drum studio! #Customize your own playlists! Save your favorite K-Pop songs and create your own playlists with the rewards you earn in the rhythm game. Download "Feel the rhythm of K-Pop" right now, and dive deep into the world of K-Pop!
Screenshots
Verdict
The clearest difference is iOS requirement: Rhythm K at 13.4 against SUPERSTAR HIGHUP's 15.0. On price, review sentiment, update cadence and ads 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
Both are free to download. SUPERSTAR HIGHUP sells 192 one-off in-app purchases and Rhythm K sells 11 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
SUPERSTAR HIGHUP ships an update every 2 weeks, Rhythm K every 10 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | SUPERSTAR HIGHUP | Rhythm K |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (566 ratings) — better | — |
| Positive reviews | 87.3% of reviews — better | 85.7% of reviews |
| Number of ratings | 566 — better | — |
| Update frequency | Every 2 weeks | Every 10 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.4 — better |
| Further details — not scored | ||
| Size | 472 MB | 214 MB |
| Age rating | 4+ | 4+ |
| Developer | Dalcomsoft, Inc. | Penta Music Inc. |
Customer experience
SUPERSTAR HIGHUP
Rhythm K
Bugs and requests
SUPERSTAR HIGHUP
Reported bugs
2 issues- Login issues with Dalcom account
- Challenges not counting properly
Requested features
2 requests- Superstar games for other K-pop groups (GIDLE, Dreamcatcher, etc.)
- Full song versions instead of just verses
Rhythm K
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SUPERSTAR HIGHUP
- First Step Package$0.99
- INTRO Package$0.99
- INTRO PACKAGE$0.99
Show 189 moreShow fewer
- [SIEUN] Birthday A Grade Card$0.99
- Surprise Diamond Box$1.99
- Limited Theme Event Premium$1.99
- 250501promotion1dayrandomdia$1.99
- 250501promotion1dayrandombox$1.99
- 250401somrandomboxrandombox$1.99
- Christmas Gift Package Ⅰ$1.99
- 241017dailyboost$1.99
- 241017chain1$1.99
- 241017dailycard$1.99
- Chuseok Diamonds Lucky Box$1.99
- Put Fillings in$1.99
- Growth Support RP Package$2.99
- 2023 Limited Theme Package$2.99
- LIMITED UP BOX I$2.99
- 241017dailylt$2.99
- SSSC Package 76$2.99
- Welcome Teddy Bear Package$2.99
- Welcome TEENFRESH Package$2.99
- Welcome STAYDOM Package$2.99
- 39 Diamond$3.39
- Decoration Special Package$3.49
- Big Chocolate Box$3.99
- BONUS Lucky Diamond Random Box$3.99
- Limited Theme Event Prism Pack$3.99
- ORIGINAL UP BOX I$3.99
- Multi-up Card *2$3.99
- sepsepcial$3.99
- Limited Theme Premium Pack 10$4.99
- First time! 124 Diamonds$4.99
- 62 Diamond$5.29
- SSSC Package 2$5.99
- SSSC Package 6$5.99
- 250417weeklyweekdaylimiteda$5.99
- Multi-up Card *3$5.99
- 247 Starter Package$6.99
- Let it go Starter Package$6.99
- Never easy Starter Package$6.99
- Drive on Starter Package$6.99
- blah blah Starter Package$6.99
- my love Starter Package$6.99
- Fell in love Starter Package$6.99
- 250417returnltlimiteda$6.99
- Twenty [EXTRA] Starter Package$6.99
- BOY #3 Starter Package$6.99
- 250417weeklyweekdayppackbundle$6.99
- only one Starter Package$6.99
- 250417stationarymultiup4$6.99
- 250515newsstarter_a$6.99
- 250508newsstarter$6.99
- 250430newdotdotstarter$6.99
- 250411birthdayyooncake$6.99
- 250411birthdayyoonbox$6.99
- 250417newmetamorphstarter$6.99
- 250320artistmarchisa$6.99
- 250403newsstarter$6.99
- 250320news1starter$6.99
- 250310birthdaysumincake$6.99
- 250313newseejstarter$6.99
- 250310birthdaysuminbox$6.99
- 250306newdotdotstarter$6.99
- teenfreshiffyyostarter$6.99
- metamorphlalalastarter$6.99
- dotdotwewerestarter$6.99
- metamorphisaynadastarter$6.99
- isacake$6.99
- dotdotimcallingyoustarter$6.99
- isabox$6.99
- metamorphdoodoostarter$6.99
- dotdotstarlightstarter$6.99
- metamorphflexingstarter$6.99
- weneedlittlebitstarter$6.99
- jcake$6.99
- jbox$6.99
- teenfreshbemadinstarter$6.99
- metamophmysweetstarter$6.99
- teenfreshtakemyhandstarter$6.99
- dotdotgummybearstarter$6.99
- teenwepopstarter$6.99
- dotdotbabyilovestarter$6.99
- dotdotgptstarter$6.99
- metamorphiminlovestarter$6.99
- metamorphfallinlovestarter$6.99
- Welcome Growth Pack$6.99
- Welcome Currency Pack$6.99
- metamophfindmestarter$6.99
- Chuseok Yutnori Set$6.99
- metmorphtrobulemstarter$6.99
- seppremium$6.99
- metamorphicfancycarstarter$6.99
- metamorphicbeautybomstarter$6.99
- SSSC Package 10$6.99
- SSSC Birthday Package 2$6.99
- BEAT MY LOVE Starter Package$7.49
- 2 L0VE Starter Package$7.49
- I LIKE IT [EXTRA] Starter Package$7.49
- UNCHILD Starter Package$7.49
- Decoration Weekly Package$7.49
- Let it go Update Package$8.99
- Drive on Update Package$8.99
- blah blah Update Celebration$8.99
- 250508newsupdate$8.99
- 250430remetamorphupdate$8.99
- 250306newdotdotupdate$8.99
- dotdotgptupdate$8.99
- metamorphfallinloveupdate$8.99
- metamophfindmeupdate$8.99
- metamorphicfancycarupdate$8.99
- Saturday Package 2$8.99
- SSSC Package 3$8.99
- SSSC Package 7$8.99
- Tuesday Package 1$8.99
- FINALE Package$9.49
- 120 Diamond$9.89
- Let it go Profile Set$9.99
- Christmas Power Up Package$9.99
- megacurrency1$9.99
- SSSC Package 47$9.99
- SSSC Package 18$11.99
- J Prism Package$11.99
- SEEUN Prism Pack$11.99
- 250313birthdaysuminprism$11.99
- isaprism$11.99
- jbirthdaycake$11.99
- SSSC Package 28$11.99
- SSSC Package 72$11.99
- SSSC Package 70$11.99
- Eclipse package$12.99
- Limited Theme Premium Pack 30$12.99
- Limited Theme Prism Pack 10$12.99
- SSSC Premium Pass 8$12.99
- SEEUN Raffle Package #1$13.99
- SSSC Package 33$14.99
- Merry Christmas Package$14.99
- jbirthstone$14.99
- SSSC Premium Pass 9$14.99
- SSSC Premium Pass 6$14.99
- SSSC Package 73$14.99
- SSSC Package 34$17.99
- SSSC Package 8$19.99
- 247 Special Package$19.99
- Let it go Special Package$19.99
- Premium Pass$19.99
- Never easy Special Package$19.99
- Drive on Special Package$19.99
- blah blah Special Package$19.99
- Fell in love Special Package$19.99
- 2 L0VE Special Package$19.99
- SAME SAME [EXTRA] Special Package$19.99
- I LIKE IT [EXTRA] Special Package$19.99
- UNCHILD Special Package$19.99
- ASAP [EXTRA] Special Package$19.99
- BOY #3 Special Package$19.99
- Boy #2 Special Package$19.99
- 250515newsspecial_a$19.99
- 250508newsspecial$19.99
- 250320news1special$19.99
- 250306newdotdotspecial$19.99
- teenfreshiffyyospecial$19.99
- dotdotwewerespecial$19.99
- dotdotstarlightspecial$19.99
- teenfreshbemadinlovespecial$19.99
- currency1$19.99
- metamophmysweetspecial$19.99
- dotdotgummybearspecial$19.99
- dotdotoriginalstarpass$19.99
- dotdotbabyilovespecial$19.99
- dotdotgptspecial$19.99
- metamophfindmespecial$19.99
- metmorphtrobulemspecial$19.99
- metamorphicfancycarspecial$19.99
- metamorphicbeautybomspecial$19.99
- SSSC Package 12$19.99
- SSSC Package 21$19.99
- SSSC Package 48$19.99
- SSSC Limited Theme Package 8$19.99
- SSSC Package 4$19.99
- Premium Pass$22.99
- 1st Day Special Currency Package$22.99
- sepcurrency$22.99
- Premium Pass2 variants$23.49
- 2401Dark Chocolate Package$24.99
- 375 Diamond$29.49
- Premium Pass2310$29.99
- 23XMAS Premium Pass$29.99
- Christmas Rudolph Package$29.99
- 241017popup2$29.99
- SSSC Package 46$29.99
- SSSC Package 25$69.99
Rhythm K
- heart_15$0.99
- Event-Pack$1.00
- heart_30$1.99
Show 8 moreShow fewer
- key_30$3.99
- heart_60$4.99
- key_50$7.99
- heart_120$9.99
- key_100$14.99
- key_200$29.99
- coin_5000$29.99
- key_300$39.99
Questions
Is SUPERSTAR HIGHUP free?
Is Rhythm K free?
Do SUPERSTAR HIGHUP or Rhythm K have ads?
Which is updated more often, SUPERSTAR HIGHUP or Rhythm K?
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