Comparison

Calendar Busy Sync vs Haven Docs

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

Head to head
About

Calendar Busy Sync

Features
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Connect separate work, client, and personal calendars and mirror only busy time across the calendars you choose. Calendar Busy Sync creates private Busy holds on your other calendars for accepted commitments so you can avoid double-booking without exposing event details.

About

Haven Docs

Features
Read full description

Managing a chronic illness or complex health journey is overwhelming enough—keeping track of your medical information shouldn't be. Haven Docs is a secure, private home base designed to bring order, clarity, and peace of mind to your health records. By pulling everything into one organized place, Haven Docs cuts out the clutter so you can focus on what matters most: your care. YOUR COMPLETE HEALTH JOURNEY IN 5 TABS Haven Docs is built around five dedicated sections to keep every aspect of your medical life perfectly organized and instantly accessible: Documents: A central, secure folder for your doctors' notes, discharge summaries, and vital medical files. Meds: Keep track of your current prescriptions, dosages, and medication history without the confusion. Appointments: Log upcoming doctor visits, specialist consultations, and essential follow-ups in one clear view. Labs: Store and track your test results, blood work, and vitals over time so you're always prepared for your next appointment. Claims: Organize your insurance paperwork, billing, and health claims to reduce the administrative headache of healthcare. UNCOMPROMISING PRIVACY & SECURITY Your health data is yours alone. Haven Docs is engineered with a strict privacy-first, zero-knowledge architecture. Your files and records are stored securely on your device, ensuring that your most sensitive medical information stays exactly where it belongs—in your hands. Whether you are preparing for a specialist visit, tracking lab results, or simply looking for a quiet, organized space to manage your medical history, Haven Docs provides the reliable anchor you need to stay in control. Download Haven Docs today and build a secure home for your care.

Screenshots

Calendar Busy Sync3 screens
Haven Docs4 screens

Verdict

The call

The clearest difference is update cadence: Haven Docs at every 2 weeks against Calendar Busy Sync's every 2 months. On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Calendar Busy Sync ships an update every 2 months, Haven Docs every 2 weeks. The most recent releases landed on October 7, 2026 and October 19, 2026 respectively.

Scorecard1 real difference · 5 level
Calendar Busy Sync versus Haven Docs: the parameters behind the verdict, then further details
ParameterCalendar Busy SyncHaven Docs
PriceFreeFree
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size10 MB5 MB
Age rating4+4+
DeveloperSous Chef Studio, Inc.Raghav Jhawar

In-app purchases

None

Calendar Busy Sync

No in-app purchases

None

Haven Docs

No in-app purchases

Questions

Is Calendar Busy Sync free?
Calendar Busy Sync is free to download, with no in-app purchases.
Is Haven Docs free?
Haven Docs is free to download, with no in-app purchases.
Do Calendar Busy Sync or Haven Docs have ads?
Neither Calendar Busy Sync nor Haven Docs shows ads.
Which is updated more often, Calendar Busy Sync or Haven Docs?
Calendar Busy Sync ships an update every 2 months, and Haven Docs every 2 weeks. Most recently, Calendar Busy Sync was updated on October 7, 2026 and Haven Docs on October 19, 2026.

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