Comparison

B vs Holsi

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

B

Features
Read full description

B-DayλŠ” 생리 μ£ΌκΈ° 기둝, 예츑, μ•Œλ¦Όμ„ ν•œ λ²ˆμ— 관리할 수 μžˆλŠ” 개인 건강 μΊ˜λ¦°λ”μž…λ‹ˆλ‹€. - 기둝과 μ˜ˆμΈ‘μ„ ν•œ ν™”λ©΄μ—μ„œ 생리일, κ°€μž„κΈ°, λ°°λž€μΌ 정보λ₯Ό μΊ˜λ¦°λ”μ—μ„œ μ§κ΄€μ μœΌλ‘œ 확인할 수 μžˆμŠ΅λ‹ˆλ‹€. - λ‚΄ 기둝 기반 μžλ™ 예츑 μž…λ ₯ν•œ μ£ΌκΈ° 데이터λ₯Ό λ°”νƒ•μœΌλ‘œ λ‹€μŒ 생리 μ˜ˆμ •μΌκ³Ό μ£ΌκΈ°λ₯Ό 계산해 λ³΄μ—¬μ€λ‹ˆλ‹€. - λ†“μΉ˜μ§€ μ•Šκ²Œ λ„μ™€μ£ΌλŠ” μ•Œλ¦Ό 생리 μ˜ˆμ •μΌ, 생리 μ§€μ—°, ν”Όμž„μ•½ 볡용 μ‹œμ μ„ μ•Œλ¦ΌμœΌλ‘œ λ°›μ•„λ³Ό 수 μžˆμŠ΅λ‹ˆλ‹€.

About

Holsi

Features
Read full description

Your Personal Hormone Sister Track your cycle, get AI-powered advice, and care for your hormones β€” all in one app. Partner mode now available! Holsi isn't a complicated medical app. Think of her as your closest friend who nags you when you're struggling with PMS, reminds you to take your supplements, and looks out for your mental and physical health every day. Cycle Tracking Log your period with one tap. Holsi predicts your next date, ovulation window, and cycle phases β€” and gets smarter the more you log. AI Advice (Holsi's Take) Get personalized daily advice based on where you are in your cycle. Holsi speaks your language β€” no medical jargon, just real talk. Supplement Reminders Add your vitamins and supplements and set custom daily reminders. Never miss iron on period day again. Partner Mode Connect with your partner so they can see your cycle status and understand what you're going through. Care starts with understanding. AI Image Import (OCR) Already tracking somewhere else? Take a screenshot of your old records and Holsi reads the dates automatically. Cycle Insights After a few cycles, Holsi shows you your patterns β€” average cycle length, PMS trends, symptom history, and more. Backup & Restore Your data is safely synced to the cloud. Switch phones without losing a single record. (EULA): https://hol-si.com/terms (privacy): https://hol-si.com/privacy

Screenshots

B4 screens
Holsi4 screens

Verdict

The call

The clearest difference is in-app purchases: B at none against Holsi's 4. B also leads on ads (none vs shown). Holsi's advantage is iOS requirement (15.0 vs 26.0). On price, update cadence and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Holsi sells 4 in-app purchases, starting at $1.99 per month. B asks for nothing beyond the download.

UpkeepUpdate frequency

B ships an update weekly, Holsi every 5 days. The most recent releases landed on October 18, 2026 and October 17, 2026 respectively.

Scorecard3 real differences Β· 3 level
B versus Holsi: the parameters behind the verdict, then further details
ParameterBHolsi
PriceFreeFree
Update frequencyWeeklyEvery 5 days β€” better
AdsNo β€” betterYes
In-app purchasesNo β€” betterYes
DevicesiPhone, iPadiPhone, iPad, iPod β€” better
Requires iOS26.015.0 β€” better
Further details β€” not scored
Size81 MB15 MB
Age rating4+4+
DeveloperYunKi Hwangheungsu hyun

In-app purchases

None

B

No in-app purchases

4 purchases

Holsi

Subscriptions4
  • adsfree$1.991 Month
  • ν™€μ‹œ 프리미엄 μ›”κ°„$3.991 Month
  • ν™€μ‹œ 프리미엄 μ—°κ°„$29.991 Year
Show 1 more
  • Holsi with Partner$39.991 Year

Questions

Is B free?
B is free to download, with no in-app purchases.
Is Holsi free?
Holsi is free to download, with in-app purchases available.
Do B or Holsi have ads?
Holsi shows ads; B does not.
Which is updated more often, B or Holsi?
B ships an update weekly, and Holsi every 5 days. Most recently, B was updated on October 18, 2026 and Holsi on October 17, 2026.

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