Comparison

올차트[ALLCHART] vs K탑스타

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

Head to head

올차트[ALLCHART]

Free

🎬 Entertainment

★ 1.129 ratingsView app →

K탑스타

K팬과 K스타가 함께하는 공간, K탑스타

Free

🎬 Entertainment

★ 1.913 ratingsView app →

About

올차트[ALLCHART]

This app is a specialized platform for official popularity contests and auditions. It allows users to participate in various content, vote, and communicate with fan communities. The platform offers a transparent voting history and real-time ranking updates.

Highlights

Official popularity voting platform
Contest and audition participation
Live voting history
Real-time ranking updates
Profile, photo, and video content upload
Crowd-based voting for transparency
Direct fan communication

Features

Read full description

세상의 모든 랭킹, 공식인기투표 APP '콘테스트·오디션' 등 인기투표 전문 플랫폼 '투표내역'이 라이브로 공개되는 클리어한 플랫폼 다양한 콘텐츠의 참가부터 투표까지 스마트폰 하나로 가능! SNS방식으로 프로필·사진·영상 콘텐츠 업로드! 크라우드 방식으로 투표조작 불가능! 내가 찍은 한표로 변동되는 순위를 실시간으로 파악, 팬덤이 되어 직접 소통도 해보자!

About

K탑스타

Engage with your favorite K-pop stars through voting, fan-led interviews, and community features. Earn rewards by participating in missions and daily check-ins, and track your idol's ranking on genre-specific charts.

Highlights

Genre-specific charts
Star voting and ranking
Fan-led interviews
Missions and daily check-ins
Fandom community
Latest star updates

Features

Read full description

**Fan Playground [K Top Star]** Who will be the favorite chosen by global fans? Genre-specific charts open every week! [**Universe League "Official App"**] Get the latest news about Universe League and vote for your favorite star! Coming soon. [**Free "Missions and Daily Check-ins"**] Enjoy a variety of rewards offered by K Top! Get cool rewards with ease! [**Fan-Led Interviews "Star-ting"**] Fans ask the questions, and stars answer directly! The top questions are selected, and stars respond via video or articles! [**Diverse "Voting Systems"**] From weekly polls to broadcasts and award shows, vote on various topics and earn rewards! [**K Top "Star Ranking Chart"**] See the top monthly and yearly stars at a glance! Help make your favorite star the Star of the Year. [**Fandom "Community"**] Subscribe to your favorite stars and get the latest updates instantly! Connect with fellow fans who share your passion.

Screenshots

올차트[ALLCHART]4 screens

K탑스타4 screens

Verdict

The call

The clearest difference is rating: K탑스타 at 1.9 against 올차트[ALLCHART]'s 1.1. K탑스타 also leads on review sentiment (19% vs 3%) and iOS requirement (13.4 vs 15.6). 올차트[ALLCHART]'s advantage is ads (none vs shown). On price, ratings volume, update cadence 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. 올차트[ALLCHART] sells 4 one-off in-app purchases and K탑스타 sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

K탑스타 holds the better App Store score, 1.9 against 1.1. Both are backed by a comparable volume of ratings — 29 and 13 respectively. Written reviews point the same way: 3% of 올차트[ALLCHART]'s written reviews are positive against 19% of K탑스타's.

UpkeepUpdate frequency

올차트[ALLCHART] ships an update every 2 weeks, K탑스타 every 10 days. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

Scorecard4 real differences · 6 level

올차트[ALLCHART] versus K탑스타: the parameters behind the verdict, then further details
Parameter	올차트[ALLCHART]	K탑스타
Price	Free	Free
Rating	1.1 (29 ratings)	1.9 (13 ratings) — better
Positive reviews	2.5% of reviews	19.0% of reviews — better
Number of ratings	29 — better	13
Update frequency	Every 2 weeks	Every 10 days — better
Ads	No — better	Yes
In-app purchases	Yes	Yes
Monetization	Free with in-app purchases	Free with in-app purchases
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	15.6	13.4 — better
Further details — not scored
Size	65 MB	92 MB
Age rating	4+	4+
Developer	Smartners Co., Ltd.	ComWithUs

Customer experience

올차트[ALLCHART]

All ratings29 ratings

Positive3.4%

Neutral0.0%

Negative96.6%

Written reviews79 reviews

Positive2.5%

Neutral2.5%

Negative94.9%

K탑스타

All ratings13 ratings

Positive15.4%

Neutral7.7%

Negative76.9%

Written reviews21 reviews

Positive19.0%

Neutral9.5%

Negative71.4%

In-app purchases

4 purchases

올차트[ALLCHART]

One-time4

100ea2 variants$0.99
200ea2 variants$1.99
500ea2 variants$4.99

Show 1 more

1000ea2 variants$9.99

10 purchases

K탑스타

One-time10

10 Cash$0.49
30 Cash$1.99
50 Cash$2.99

Show 7 more

100 Cash$6.99
200 Cash$12.99
300 Cash$19.99
500 Cash$34.99
800 Cash$49.99
1,000 Cash$69.99
2,000 Cash$129.99

Questions

Is 올차트[ALLCHART] free?

올차트[ALLCHART] is free to download, with in-app purchases available.

Is K탑스타 free?

K탑스타 is free to download, with in-app purchases available.

Which has better reviews, 올차트[ALLCHART] or K탑스타?

K탑스타 is rated higher. 올차트[ALLCHART] averages 1.1 out of 5 from 29 ratings, while K탑스타 averages 1.9 from 13 ratings.

Do 올차트[ALLCHART] or K탑스타 have ads?

K탑스타 shows ads; 올차트[ALLCHART] does not.

Which is updated more often, 올차트[ALLCHART] or K탑스타?

올차트[ALLCHART] ships an update every 2 weeks, and K탑스타 every 10 days. Most recently, 올차트[ALLCHART] was updated on September 24, 2026 and K탑스타 on September 23, 2026.