아차차 vs sobolo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
아차차
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"아차차!" 사소한 루틴부터 중요한 약속까지. 자꾸 잊어버려서 속상했던 적 있으신가요? 미래의 나를 위한 오늘의 메세지를 '아차차'와 함께 보내보세요! 이름, 프로필부터 메세지 내용까지 모두 직접 정할 수 있습니다. 메신저가 온 듯한 알림으로 친근하고 재미있게 일정을 상기할 수 있습니다. 깜빡하지 말고 '아차차'와 함께 해요 :)
sobolo
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Even in the daily routine, there isn’t a single day that isn’t precious. Write your small but worthwhile lifes with sobolo! * Don't want to start from scratch!? Try using over 10 basic templates provided by sobolo. * Not satisfied with the predefined templates!? You can freely change the order of text, photos, and more. Add icons or checkboxes as you like. * Your own carefully crafted template!? Save it and reuse it anytime. * Add some cuteness Decorate your plain diary or notes with text, photos, and stickers.
Screenshots
Verdict
The clearest difference is in-app purchases: 아차차 at none against sobolo's 3. 아차차 also leads on update cadence (every 2 days vs every 10 months). On price, ads, device support and iOS requirement 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. sobolo sells 3 one-off in-app purchases. 아차차 asks for nothing beyond the download.
아차차 ships an update every 2 days, sobolo every 10 months. The most recent releases landed on October 5, 2026 and September 26, 2026 respectively.
| Parameter | 아차차 | sobolo |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days — better | Every 10 months |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 14.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 12 MB | 59 MB |
| Age rating | 17+ | 4+ |
| Developer | Chaehui Seo | SEJIN PARK |
In-app purchases
아차차
No in-app purchases
sobolo
- No Ads$0.49
- Split Frames$0.49
- No Limits$0.49
