Weight Diary vs Kilo
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Weight Diary
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Logging your weight takes 3 seconds. Open the app, tap +, done. Weight Diary is the simplest way to track your weight โ every entry lands on a color-coded calendar, so a whole month of progress is visible at a glance. โข Calendar view โ entries appear as colored cards on each day, turning your month into a picture. โข Context tags โ log up to 5 entries a day, tagged Fasted, After meal, Workout, or Other. โข Smart filters โ show only your fasted weigh-ins to see your true trend. Toggle any context on or off, in both calendar and stats. โข Trend charts โ see your change over 7 days, 1 month, or 3 months, with period change and average at a glance. โข BMI โ calculated automatically from your height and weight, with healthy-range guidance. โข Your units โ switch between kgยทcm and lbยทft anytime. โข No sign-up โ everything stays on your device. No account, no ads. [Premium] Unlock 6-month and 1-year trends, plus viewing and editing entries older than 3 months, with a Premium subscription. โข Subscriptions renew monthly and can be cancelled anytime in iOS Settings > Apple Account > Subscriptions. Payment is charged to your Apple ID account, and the subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Terms of Use: https://juno1028.github.io/weight-tracker-legal/terms.html Privacy Policy: https://juno1028.github.io/weight-tracker-legal/privacy.html
Kilo
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Kilo๋ ๋งค์ผ์ ๋ชธ๋ฌด๊ฒ๋ฅผ ๊ฐ๋ณ๊ฒ ๊ธฐ๋กํ๊ณ , ๊ทธ ๋ณํ๋ฅผ ์ค๋ ์ด์ด์ ๋ณผ ์ ์๊ฒ ๋ง๋ ์ฑ์ด์์. ๋์ ๋๋ ์๊ทน๋ณด๋ค, ๊พธ์คํ ๋จ๊ฒจ๋๋ ๊ธฐ๋ก์ ํ์ ๋ ์ง์คํ์ด์. ์ค๋์ ๋ชธ๋ฌด๊ฒ๋ฅผ ๋จ๊ธฐ๊ณ , ์บ๋ฆฐ๋์์ ๋ ์ง๋ณ ๊ธฐ๋ก์ ํ์ธํ๊ณ , ๊ทธ๋ํ๋ก ํ๋ฆ์ ๋์๋ณด์ธ์. ํ๋ฃจํ๋ฃจ ์์ธ ์ซ์๋ ์ด๋ ์๊ฐ ๋ด ๋ณํ์ ๋ฐฉํฅ์ ๋ณด์ฌ์ค์. ๋ชฉํ ์ฒด์ค์ ์ค์ ํด๋๋ฉด ์ง๊ธ ์ผ๋ง๋ ๋จ์๋์ง๋ ๋ ์ง๊ด์ ์ผ๋ก ํ์ธํ ์ ์์ด์. Kilo๋ ๋ณต์กํ์ง ์์์. ํ์ํ ๊ธฐ๋ฅ๋ง ๋ด์์, ๊ธฐ๋กํ๋ ์๊ฐ๋ถํฐ ๋ค์ ๊บผ๋ด๋ณด๋ ์๊ฐ๊น์ง ์์ฐ์ค๋ฝ๊ณ ํธ์ํ๊ฒ ์ฌ์ฉํ ์ ์์ด์. ๊ทธ๋ฆฌ๊ณ ๊ด๊ณ ๊ฐ ์์ด์. ๊ธฐ๋ก์ ๋ฐฉํดํ๋ ๋ฐฐ๋๋ ๋ถํ์ํ ํ์ ์์ด, ์ค๋กฏ์ด ๋ด ๊ธฐ๋ก์๋ง ์ง์คํ ์ ์์ด์. ์ฃผ์ ๊ธฐ๋ฅ - ๋ ์ง๋ณ ๋ชธ๋ฌด๊ฒ ๊ธฐ๋ก - ์บ๋ฆฐ๋๋ก ๋ณด๋ ๊ธฐ๋ก ํ๋ฆ - ๊ทธ๋ํ๋ก ํ์ธํ๋ ์ฒด์ค ๋ณํ - ๋ชฉํ ์ฒด์ค ์ค์ ๊ณผ ์งํ ํ์ธ - ํ๊ตญ์ด/์์ด ์ง์ - ์ฑ ์ ๊ธ ์ง์ - ๊ด๊ณ ์๋ ๊น๋ํ ์ฌ์ฉ ๊ฒฝํ ์ด๋ฐ ๋ถ๋ค์๊ฒ ์ ๋ง์์ - ๋ชธ๋ฌด๊ฒ๋ฅผ ๋ถ๋ด ์์ด ๋งค์ผ ๊ธฐ๋กํ๊ณ ์ถ์ ๋ถ - ์ซ์๋ณด๋ค ํ๋ฆ์ ๊พธ์คํ ๋ณด๊ณ ์ถ์ ๋ถ - ๊ด๊ณ ์์ด ์กฐ์ฉํ ๊ธฐ๋ก ์ฑ์ ์ฐพ๋ ๋ถ - ๋ด ์๋์ ๋ง๊ฒ ์ฒด์ค ๊ด๋ฆฌ๋ฅผ ์ด์ด๊ฐ๊ณ ์ถ์ ๋ถ ์๋ด - Kilo๋ ๊ฐ์ธ ๊ฑด๊ฐ ๊ธฐ๋ก์ ๋๊ธฐ ์ํ ์ฑ์ด์์. - ์๋ฃ ์๋น์ค๋ ์ ๋ฌธ์ ์ธ ์๋ฃ ์กฐ์ธ์ ๋์ ํ์ง ์์์.
Screenshots
Verdict
The clearest difference is in-app purchases: Kilo at none against Weight Diary's 1. Kilo also leads on update cadence (weekly vs every 5 months). Weight Diary's advantage is iOS requirement (15.6 vs 26.1). On price, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Weight Diary sells 1 in-app purchase, starting at $0.99 per month. Kilo asks for nothing beyond the download.
Weight Diary ships an update every 5 months, Kilo weekly. The most recent releases landed on September 13, 2026 and September 7, 2026 respectively.
| Parameter | Weight Diary | Kilo |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Weekly โ better |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPod โ better | iPhone |
| Requires iOS | 15.6 โ better | 26.1 |
| Further details โ not scored | ||
| Size | 24 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Juno Kim | Jinhyeong Kim |
In-app purchases
Weight Diary
- Monthly Subscription$0.991 Month
Kilo
No in-app purchases
Questions
Is Weight Diary free?
Is Kilo free?
Do Weight Diary or Kilo have ads?
Which is updated more often, Weight Diary or Kilo?
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