Chalcack: Your Study Crush
Chalcack: Your Study Crush is a free iOS app in the Education category, published by Dong Hae Jang. It was first released on 2 Jul 2025, 1 year ago. Its developer shipped 33 updates in the 90 days to 21 Oct 2026; the latest, version 1.2.69, came out on 16 Oct 2026.
Chalcack: Your Study Crush reached #2 in the Top Free Education chart in South Korea on 4 days, most recently on 17 Sep 2026. In the last 30 days it was in the top 25 on 21 of the 30 days, with a best of #4 on 27 Sep 2026. It stood at #12 on 21 Oct 2026, up 32 places from a week earlier. In South Korea it holds a 4.64 average across 2,379 ratings, 54 more than a week earlier. GameQuant tracks Chalcack: Your Study Crush every day in 1 country.
Charts checked every day · no missing days in the record
Latest data: · updated every morning
Chalcack: Your Study Crush downloads and revenue in South Korea · September 2026
Estimates for this country only, not worldwide
iPhone & iPad downloads
South Korea · Sep 2026
iPhone & iPad revenue
South Korea · Sep 2026
Chalcack: Your Study Crush: Top Free · Education · South Korea · last 30 days
1 = top of the chart · best rank recorded each day
Source: GameQuant, https://gamequant.io/app/ios/6747833381/chalcack-your-study-crush
<iframe src="https://gamequant.io/embed/ios/6747833381?country=kr&range=30" width="640" height="400" style="max-width:100%;border:0" loading="lazy" title="Chalcack: Your Study Crush: rank chart by GameQuant"></iframe><br><small>Source: <a href="https://gamequant.io/app/ios/6747833381/chalcack-your-study-crush">GameQuant</a></small>
<a href="https://gamequant.io/app/ios/6747833381/chalcack-your-study-crush"><img src="https://gamequant.io/chart/ios/6747833381.png?country=kr&range=30" width="600" height="450" alt="Chalcack: Your Study Crush: rank in Top Free · Education, South Korea, last 30 days"></a><br><small>Source: <a href="https://gamequant.io/app/ios/6747833381/chalcack-your-study-crush">GameQuant</a></small>
Free to use in articles, reports and posts with this credit and a link to this page. Embed shows the live chart with a range switch; Image is a picture that updates daily.
Download chart (PNG)Rating distribution · South Korea
share of all ratings · 21 Oct 2026
| 5 stars | 83% | |
|---|---|---|
| 4 stars | 8% | |
| 3 stars | 3% | |
| 2 stars | 1% | |
| 1 star | 4% |
Rank by country
Top Free · Education · best rank on 21 Oct 2026
| Country | Rank | 7-day change | Best, 90 days | Ratings |
|---|---|---|---|---|
| South Korea |
12 | up 32 | 2 · 17 Sep | 2,379 |
Also in Education
All Education apps
Also popular in South Korea
Rank in South Korea on 21 Oct 2026
