Dermatomes vs Surgery Exchange
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dermatomes
This app offers a detailed, zoomable map of spinal nerve roots and their corresponding skin sensation areas. It includes charts of important landmarks and is designed for medical professionals and students as a quick reference for neuroanatomy.
- Zoomable dermatome map
- Anterior and posterior views
- Cutaneous nerve distribution
- Reference chart of landmarks
- Pinch-to-zoom functionality
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Dermatomes is a handy reference map of which spinal nerve roots relay sensation from particular areas of the skin along with a cutaneous nerve distribution. Dermatomes provides a zoomable map of anterior and posterior dermatomes and cutaneous nerve distributions with a reference chart of important landmarks . Pinch to zoom in and out on the map. Dermatomes is an essential reference for neurologists, emergency physicians, family doctors, medical students, physiotherapists, chiropractors, osteopaths and other medical professionals – or anyone curious about neuroanatomy and the workings of the human body. Featured in Apple's 2010 essential apps for medical students. Consult a doctor if you are experiencing neurological symptoms. This app should not be relied upon to make clinical decisions, which remain the full responsibility of the user. Dermatomes are variable between individuals and the pattern of sensory loss is usually less than the entire dermatome, because of overlap. The map and landmarks presented are a consensus view drawn from numerous sources. Dermatomes comes with lifetime email support.
Surgery Exchange
This HIPAA-compliant software streamlines the "Bill Only" implant surgery workflow for providers. It manages scheduling, case planning, usage capture, and purchase order issuance, ensuring contract compliance and improving revenue cycle management.
- HIPAA/PHI compliant
- Manages "Bill Only" implant workflow
- Supports case planning
- Captures usage data
- Automates purchase orders
- Ensures contract compliance
- Improves revenue cycle management
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SURGERY EXCHANGE SOLUTIONS Surgery Exchange Solutions are HIPAA/PHI compliant software specifically designed to support the provider in managing the complicated implant “Bill Only” surgery workflow starting when surgery is scheduled, then moving to case planning activities, capturing usage, and issuing vendor’s purchase order. BENEFITS • Deliver 100% contract compliance in real time • Capture 100% of all charted bill only items • Improve revenue cycle management • Reduce handling costs through automation
Screenshots
Verdict
The clearest difference is price: Surgery Exchange at Free against Dermatomes's $0.99. Surgery Exchange also leads on rating (5.0 vs 3.0) and review sentiment (100% vs 64%). Dermatomes's advantage is iOS requirement (11.0 vs 15.1). On ratings volume, update cadence, ads and in-app purchases 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
Surgery Exchange is free to download; Dermatomes costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Surgery Exchange holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews point the same way: 64% of Dermatomes's written reviews are positive against 100% of Surgery Exchange's.
Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 15, 2026 and September 28, 2026 respectively.
| Parameter | Dermatomes | Surgery Exchange |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 3.0 (4 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 63.9% of reviews | 100.0% of reviews — better |
| Number of ratings | 4 — better | 2 |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 17 MB | 42 MB |
| Age rating | 12+ | 4+ |
| Developer | Codev Ltd | MedTech Exchange, Inc. |
Customer experience
Dermatomes
Surgery Exchange
In-app purchases
Dermatomes
No in-app purchases
Surgery Exchange
No in-app purchases
Questions
Is Dermatomes free?
Is Surgery Exchange free?
Which has better reviews, Dermatomes or Surgery Exchange?
Do Dermatomes or Surgery Exchange have ads?
Which is updated more often, Dermatomes or Surgery Exchange?
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