idoki vs 올차트[ALLCHART]
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
![올차트[ALLCHART]](https://cdn3.appshunter.io/i/Purple211/10bd448cbad3ff47b71cbc2b7875c6fb/AppIcon-1x_U007emarketing-0-11-0-85-220-0.png/640x0w.webp "올차트[ALLCHART]")
idoki
Engage with your favorite K-POP artists through voting and special events. Earn rewards by supporting your bias and celebrating their milestones. Discover fan-curated content and participate in themed surveys.
- Monthly voting rewards
- Birthday celebration events
- Bias-focused voting
- Fan page and exhibition hall
- Themed preference surveys
- Billboard advertisement rewards
Read full descriptionHide full description
doki doki! An app that gives various rewards for voting for your favorite artist An app that helps cheer for your bias on special days Start stanning your favorite K-POP idol on idoki! ■ Monthly voting rewards you won't want to miss A chance to share your bias! Rankings are determined based solely on votes. Billboard advertisements in Japan's bustling cities are provided as voting rewards. ■ Special rewards to celebrate birthdays We've prepared a little something to make your bias's birthday even more special. Celebrate your bias's upcoming birthday with idoki! ■ Easy voting process focused on my bias No need to scroll through a long list to find your favorite! You can see your favorite artist at the center of the voting page. ■ Eye-Pleasing Fan Page and Exihbition Hall Share stunning photos of your bias, and save high-resolution photos selected by fans. ■ Vote on various themes that remind you of your bias ex) Which artist suits winter the most? Take part in our preference survey updated every week. We are preparing rewards that match the results of the preference survey. ■Service Terms and Conditions■ https://idoki.app/terms.en.html ■Privacy Policy■ https://idoki.app/privacy.en.html
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.
- 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
Read full descriptionHide 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!
Screenshots
Verdict
The clearest difference is review sentiment: idoki at 80% against 올차트[ALLCHART]'s 3%. idoki also leads on rating (4.2 vs 1.1) and update cadence (every 4 days vs every 2 weeks). 올차트[ALLCHART]'s advantage is ads (none vs shown) and ratings volume (29 vs 6). On price, in-app purchases, monetization model 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
Both are free to download. idoki sells 10 in-app purchases, starting at $2.99 per month and 올차트[ALLCHART] sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
idoki holds the better App Store score, 4.2 against 1.1. Both are backed by a comparable volume of ratings — 6 and 29 respectively. Written reviews point the same way: 80% of idoki's written reviews are positive against 3% of 올차트[ALLCHART]'s.
idoki ships an update every 4 days, 올차트[ALLCHART] every 2 weeks. The most recent releases landed on September 26, 2026 and September 24, 2026 respectively.
| Parameter | idoki | 올차트[ALLCHART] |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (6 ratings) — better | 1.1 (29 ratings) |
| Positive reviews | 80.0% of reviews — better | 2.5% of reviews |
| Number of ratings | 6 | 29 — better |
| Update frequency | Every 4 days — better | Every 2 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 159 MB | 65 MB |
| Age rating | 12+ | 4+ |
| Developer | WithPlant Inc. | Smartners Co., Ltd. |
Customer experience
idoki
올차트[ALLCHART]
Bugs and requests
idoki
Reported bugs
7 issues- Connection errors and frequent disconnections
- Inability to open shared links on iPhone
- Cannot post new content ('iMoment')
- Login bonus records disappearing
- App crashes or fails to load after updates
Show 2 moreShow fewer
- Server issues causing voting problems
- Inputting certain symbols prevents posting
Requested features
9 requests- Allow more than 4 idols
- Allow unlimited idols or group support
- Improve system stability and prevent disconnections
- Fix inability to open shared links on iPhone
- Address inconsistent heart counts and voting issues
Show 4 moreShow fewer
- Provide an onboarding/tutorial for new users
- Increase ways to earn points (e.g., watching videos)
- Consider group rankings in addition to individual rankings
- Clarify image usage permissions
올차트[ALLCHART]
Not enough reviews yet to summarise bugs or requests.
In-app purchases
idoki
- デイリーパッケージ（1か月）$2.991 Month
- 350 + 50 hearts$0.99
- 1,000 + 500 hearts$1.99
- 1,000 + 200 hearts$2.99
Show 6 moreShow fewer
- 4,600 + 1,200 hearts$11.99
- 9,000 + 3,000 hearts$19.99
- 7,500 + 2,000 hearts$19.99
- 11,000 + 3,500 hearts$24.99
- 24,000 + 6,000 hearts$59.99
- 36,000 + 10,000 hearts$79.99
올차트[ALLCHART]
- 100ea2 variants$0.99
- 200ea2 variants$1.99
- 500ea2 variants$4.99
Show 1 moreShow fewer
- 1000ea2 variants$9.99
