Comparison

DermEngine vs Derm DDx

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

Head to head
About

DermEngine

This platform offers intelligent and secure dermatology tools for healthcare professionals. It enables online clinic setup, tele-dermatology consultations, and high-quality patient image access. Medical professionals can also securely share cases with colleagues for second opinions.

Highlights
  • AI-based imaging
  • Tele-dermatology consultations
  • Secure image sharing
  • Full-body imaging and tracking
  • Expert network for referrals
  • HIPAA-compliant
Features
Read full description

DermEngine is an advanced, intelligent and secure dermatology platform available anytime, anywhere. Compatible with numerous devices (smartphones, tablets, computers, etc.), it allows health professionals and institutions to set up their clinics online, provide tele-dermatology consultations through a customized mobile app or simply access patients’ images with more quality and accuracy. DermEngine allows medical professionals to share images and cases with their colleagues on their Network for a second opinion. Features: • AI based solution for easy and effective imaging • Seamless communication with the DermEngine Apple TV, macOS and web apps • Simplified documentation • Customizable tele-dermatology module • Full-body imaging, matching and tracking lesions • Expert network and referral • Compatible with any dermatoscope including MoleScope™ • Secure, HIPAA-compliant DermEngine™ takes care of your practice. Patients' images are stored and organized for quick retrieval, and comparison. The user-friendly, secure system manages case records and visits, allowing you to focus on your patients, not the paperwork.*

About

Derm DDx

This app provides visual, point-of-care guidance for diagnosing skin disorders. It features a large database of high-resolution images, allowing users to compare variations, zoom in, and access clinical history and treatment options for over 160 dermatologic conditions.

Highlights
  • 650+ high-quality dermatology images
  • Guidance for 160+ dermatologic conditions
  • Side-by-side image variations
  • Zoomable high-resolution images
  • Clinical history and treatment options
  • Cross-referencing to differential diagnoses
  • Full text search and custom notes
Features
Currently charting
Read full description

The Dermatology DDx app from Unbound Medicine delivers visual, point-of-care guidance for establishing the diagnosis of skin disorders. This powerful, photo-intensive database allows users to search, view side-by-side variations of each skin disorder, easily zoom in on any of the high-resolution images, and instantly link to similar conditions to ensure accurate diagnosis. Each entry also contains clinical history, physical findings, and treatment options. Features of Dermatology DDx include: • 650+ high-quality images presented with common variations in presentation • Point-of-care guidance for 160+ dermatologic conditions • Cross reference links to differential diagnoses • History and treatment within each entry • Appendix charting potencies of topical steroids • Highlight and make custom notes within entries • Full Text Search to find topics quickly • Favorites for ’bookmarking’ important entries Authors: by James G. Dinulos MD, M. Shane Chapman MD, Andrew Eugene Werchniak MD, Dorothea T. Barton MD, Thomas P. Habif MD Publisher: Elsevier Powered by: Unbound Medicine Unbound Privacy Policy: www.unboundmedicine.com/privacy Unbound Terms of Use: https://www.unboundmedicine.com/end_user_license_agreement

Screenshots

DermEngine4 screens
Derm DDx4 screens

Verdict

The call

The clearest difference is in-app purchases: DermEngine at none against Derm DDx's 1. DermEngine also leads on update cadence (monthly vs every 5 months) and iOS requirement (12.0 vs 15.0). Derm DDx's advantage is rating (4.0 vs 3.8) and chart position (#194 vs unranked). On price, ratings volume, ads 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. Derm DDx sells 1 one-off in-app purchase. DermEngine asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Derm DDx holds the better App Store score, 4.0 against 3.8. Both are backed by a comparable volume of ratings — 11 and 4 respectively.

UpkeepUpdate frequency

DermEngine ships an update monthly, Derm DDx every 5 months. The most recent releases landed on September 11, 2026 and September 18, 2026 respectively.

Scorecard6 real differences · 5 level
DermEngine versus Derm DDx: the parameters behind the verdict, then further details
ParameterDermEngineDerm DDx
PriceFreeFree
Rating3.8 (11 ratings)4.0 (4 ratings) — better
Positive reviews68.4% of reviews—
Number of ratings11 — better4
Update frequencyMonthly — betterEvery 5 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
Best chart rank—#194 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size144 MB10 MB
Age rating12+17+
DeveloperMetaOptima Technology Inc.Unbound Medicine, Inc.

Customer experience

DermEngine

All ratings11 ratings
Positive72.7%
Neutral0.0%
Negative27.3%
Written reviews19 reviews
Positive68.4%
Neutral0.0%
Negative31.6%

Derm DDx

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%

In-app purchases

None

DermEngine

No in-app purchases

1 purchases

Derm DDx

One-time1
  • Dermatology DDx$69.99

Questions

Is DermEngine free?
DermEngine is free to download, with no in-app purchases.
Is Derm DDx free?
Derm DDx is free to download, with in-app purchases available.
Which has better reviews, DermEngine or Derm DDx?
Derm DDx is rated higher. DermEngine averages 3.8 out of 5 from 11 ratings, while Derm DDx averages 4.0 from 4 ratings.
Do DermEngine or Derm DDx have ads?
Neither DermEngine nor Derm DDx shows ads.
Which is updated more often, DermEngine or Derm DDx?
DermEngine ships an update monthly, and Derm DDx every 5 months. Most recently, DermEngine was updated on September 11, 2026 and Derm DDx on September 18, 2026.

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