Comparison

HotDoc vs KnowDose

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

Head to head
About

HotDoc

Easily book and manage appointments with a wide range of health professionals 24/7. Access on-demand care, view doctor availability, and receive appointment reminders. Take control of your and your family's health.

Highlights
  • Instant online booking
  • On Demand Care (Quick Consults, Telehealth)
  • View doctor availability
  • Appointment reminders
  • Reschedule appointments
  • Search and filter providers
  • Book for family members
Features
Read full description

Using HotDoc, you can book and manage your appointments with health professionals anywhere, at any time: • Instantly book online with your GP, dentist, psychologist, dietitian and more • Access On Demand Care via Quick Consults and Telehealth • See the availability of doctors - pick a date and time that best works for you • Save your care team in one place to easily book future appointments Stay on top of your schedule: • View and receive reminders of your upcoming appointments • See your place in the queue once you arrive at the clinic or practice • Conveniently reschedule your appointment if plans change • Receive email notifications confirming your appointment Be in control of your and your family's health and wellbeing: • Book a range of appointments such as dental check ups, skin checks, vaccinations and more • Search and filter healthcare providers based on your needs such as by gender, opening hours, and bulk billing practices • Book appointments for children and family members ________________________ What patients say about using HotDoc Best app for booking doctor appointments. Found to be most reliable. Quick and easy to use as favourites saved, 3 clicks and an appointment is favourite. Really is a must have. Wouldn't be without. Thanks very much 5 stars! Great app. I use it all the time to book appointments. Quick & easy at any time. One of the best apps. Easy to use choose your doctor and the day. You can make an appointment any time you want. 5+. Thanks! ________________________ About HotDoc HotDoc is Australia’s leading Patient Engagement Platform, trusted by over 18,000 healthcare professionals and 6 million Australians to book and manage their health appointments. We value patients privacy and the security of patient data. We never on-sell any data and only share patient information directly with your selected clinic. Our core belief is that the best patient outcomes are achieved by maintaining the continuity of care with your trusted health practitioner.

About

KnowDose

Features
Read full description

KnowDose is an intelligent medication tracking app designed to help you stay on schedule and reduce dosing mistakes. With a simple photo-based setup, just take a photo of your medication to get started. KnowDose uses optional AI assistance to extract details and set up schedules and reminders—no manual typing or unnecessary complexity. Includes 2 free medication scans. Additional scans and continued access to AI-powered setup, such as diet suggestions and interaction checks, require a subscription. KnowDose focuses on reliability and safety, working offline and integrating deeply with iOS system features. Key features: • Photo-based medication setup • Smart medication schedules and reminders • Live Activity safety timers to help prevent timing, meal, or double-dose conflicts • Optional AI assistance to speed up setup (subscription required after free scans) • Offline-first reliability • Cross-device sync for signed-in users Subscription information: • Payment will be charged to your Apple ID account at confirmation of purchase • Subscription automatically renews unless cancelled at least 24 hours before the end of the current period KnowDose is not a substitute for professional medical advice. Always follow your doctor’s or pharmacist’s instructions. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

HotDoc4 screens
KnowDose4 screens

Verdict

The call

The clearest difference is in-app purchases: HotDoc at none against KnowDose's 3. KnowDose's advantage is update cadence (every 6 days vs every 2 weeks). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. KnowDose sells 3 in-app purchases, starting at $2.99 per month. HotDoc asks for nothing beyond the download.

UpkeepUpdate frequency

HotDoc ships an update every 2 weeks, KnowDose every 6 days. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

Scorecard2 real differences · 8 level
HotDoc versus KnowDose: the parameters behind the verdict, then further details
ParameterHotDocKnowDose
PriceFreeFree
Rating4.3 (25 ratings) — better—
Positive reviews85.5% of reviews—
Number of ratings25 — better—
Update frequencyEvery 2 weeksEvery 6 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.6
Further details — not scored
Size19 MB64 MB
Age rating17+17+
DeveloperHotDoczexi liu

Bugs and requests

HotDoc

Reported bugs

4 issues
  • Appointments disappearing from the app
  • Incorrect or missing appointment details
  • Difficulties logging in and managing account
  • Compatibility issues with older devices

Requested features

5 requests
  • Add option to favorite multiple doctors/clinics
  • Improve notification system for appointment changes
  • Allow more detailed notes/comments for appointments
  • Integrate with more healthcare providers
  • Provide better visibility into appointment queue/wait times

KnowDose

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

HotDoc

No in-app purchases

3 purchases

KnowDose

Subscriptions2
  • Monthly subscription3 Days trial$2.991 Month
  • Annually subscription7 Days trial$24.991 Year
One-time1
  • Knowdoes monthly Subsciption$4.99

Questions

Is HotDoc free?
HotDoc is free to download, with no in-app purchases.
Is KnowDose free?
KnowDose is free to download, with in-app purchases available.
Do HotDoc or KnowDose have ads?
Neither HotDoc nor KnowDose shows ads.
Which is updated more often, HotDoc or KnowDose?
HotDoc ships an update every 2 weeks, and KnowDose every 6 days. Most recently, HotDoc was updated on October 24, 2026 and KnowDose on October 8, 2026.

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