Diet Diary DaDa vs 라운드제로(RoundZero)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Diet Diary DaDa
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Diet Diary DaDa is a weight tracker with one job: record what you weigh. Nothing else. No calories, no meals, no photos, no endless settings. Open the app, pick a date, type your weight in kg, and you're done. One entry per day - saving the same date again simply replaces it, and future dates aren't allowed. Three charts, one scrolling screen - Bar chart of your last 20 days, color-coded by range with the value on every bar - Trend line for the last 30 days with your average marked; tap any point to see that day's date and weight - Distribution circle covering every record you have, with a legend for each range Your records Entries are grouped by year. Tap one to edit it, swipe or long-press to delete it, or clear them all at once. Moving to a new phone Copy your whole history to the clipboard as text, then paste it into DaDa on the new device to restore it. Restoring replaces the data already there. No account, no sign-in, no server. Everything stays on your phone and the app works completely offline. Free, supported by a banner ad.
라운드제로(RoundZero)
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단조로운 타이머는 이제 그만, 내 종목 운동에 따른 세트수 * 시간 * 휴식시간 까지 나만의 타이머를 직접 만드세요. 내가 운동 한 기록은 다양한 지표로 확인하고 동기부여를 얻으세요 - 세분화된 타이머 프리셋 - 프리셋을 조합한 루틴을 이용해 결과 통계와 랭킹, 소셜 공유하기 - 운동기록 일별,주별,월별로 확인 - 타이머 오조작 방지와 큰 폰트의 '포커스모드' - 콤비네이션을 기록하고 공유까지 - 지도로 체육관을 검색
Screenshots
Verdict
The clearest difference is ads: 라운드제로(RoundZero) at none against Diet Diary DaDa's shown. 라운드제로(RoundZero) also leads on update cadence (every 4 days vs every 3 weeks) and device support (3 vs 1). On price 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Diet Diary DaDa ships an update every 3 weeks, 라운드제로(RoundZero) every 4 days. The most recent releases landed on September 17, 2026 and September 29, 2026 respectively.
| Parameter | Diet Diary DaDa | 라운드제로(RoundZero) |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 4 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | Seonggon Sim | kwang min bae |
In-app purchases
Diet Diary DaDa
No in-app purchases
라운드제로(RoundZero)
No in-app purchases
Questions
Is Diet Diary DaDa free?
Is 라운드제로(RoundZero) free?
Do Diet Diary DaDa or 라운드제로(RoundZero) have ads?
Which is updated more often, Diet Diary DaDa or 라운드제로(RoundZero)?
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