Comparison

CMC Field Guide vs Mission Critical Protocols

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

Head to head
About

CMC Field Guide

Access rope rescue and access diagrams, reference charts, and how-to information instantly in the field. This free app provides essential rescue references, allows for note-taking, and supports offline access to downloaded content.

Highlights
  • Rope rescue and access diagrams
  • Reference charts
  • How-to information
  • Bookmark and take notes
  • Offline access to downloads
  • Browse equipment and tutorials
Features
Read full description

This free App allows quick access to rope rescue and access diagrams, reference charts, how-to information, and rescue references, all from the palm of your hand while out in the field. It's packed with reference charts, diagrams, and how-to information. With the CMC Field Guide App you can: Access rescue references instantly Bookmark and take notes on your favorite sections Download videos, guides, and manuals for offline use Browse equipment and information, tutorials, and product user manuals **Note** Updating this App will give you access to all of the functionality built into the most recent version of the App. Your saved information including Notes, References, and Attachments, will be carried through into the updated version.

About

Mission Critical Protocols

Streamline emergency medical services with advanced AI chat, medication calculations, and a 3D burn tool. This toolkit helps healthcare professionals manage protocols efficiently, improve accuracy, and focus on patient care.

Highlights
  • AI chat service
  • Medication calculators
  • 3D burn tool
  • Integrated scores
  • Protocol management
  • Risk management tools
Features
Read full description

Saving lives shouldn’t come with a side of paperwork headaches. In EMS and Healthcare, every second counts. Time should be your ally, not spent wrestling with protocols. Enter Mission Critical Protocols: your superhero toolkit. With state-of-the-art AI chat service, sophisticated medication calculators, a 3D burn tool, and integrated scores, all wrapped in a user experience that glides, we’re not just tech — we’re your secret weapon for better risk management, policy accuracy, and stellar patient care. Protocols? They’re now your trusty sidekicks, not obstacles. Let's get your time and focus back to the things that matter most.

Screenshots

CMC Field Guide3 screens
Mission Critical Protocols4 screens

Verdict

The call

The clearest difference is in-app purchases: CMC Field Guide at none against Mission Critical Protocols's 4. Mission Critical Protocols's advantage is rating (4.3 vs 4.0) and update cadence (every 3 weeks vs every 3 months). On price, review sentiment, ratings volume and ads 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. Mission Critical Protocols sells 3 in-app purchases, starting at $2.99 per month. CMC Field Guide asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Mission Critical Protocols holds the better App Store score, 4.3 against 4.0. Both are backed by a comparable volume of ratings — 24 and 15 respectively. Written reviews complicate that: 78% of CMC Field Guide's written reviews are positive against 75% of Mission Critical Protocols's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

CMC Field Guide ships an update every 3 months, Mission Critical Protocols every 3 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 6 level
CMC Field Guide versus Mission Critical Protocols: the parameters behind the verdict, then further details
ParameterCMC Field GuideMission Critical Protocols
PriceFreeFree
Rating4.0 (24 ratings)4.3 (15 ratings) — better
Positive reviews77.8% of reviews — better75.0% of reviews
Number of ratings24 — better15
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.1 — better15.5
Further details — not scored
Size36 MB86 MB
Age rating4+17+
DeveloperCMC Rescue, Inc.Mission Critical Protocols, Inc.

Customer experience

CMC Field Guide

All ratings24 ratings
Positive66.7%
Neutral20.8%
Negative12.5%
Written reviews63 reviews
Positive77.8%
Neutral3.2%
Negative19.0%

Mission Critical Protocols

All ratings15 ratings
Positive80.0%
Neutral13.3%
Negative6.7%
Written reviews12 reviews
Positive75.0%
Neutral16.7%
Negative8.3%

Bugs and requests

CMC Field Guide

Reported bugs

15 issues
  • App crashes before it opens
  • Unable to go beyond the first page
  • Unable to access after updating
  • App crashed twice
  • Some links in the app don't work
Show 10 more
  • Multiple glitches where pages cannot be opened
  • Cannot open the app after update
  • New upgrade crashes on opening items
  • Could not find page all the time
  • App doesn't open
  • Half the tabs disappear
  • Barely works (can rarely get into any of the pages)
  • Add-on pop up when viewing PDF
  • Poor display quality - not useful for reading
  • Only M/A illustration shown is 1:1 after update

Requested features

2 requests
  • Enable landscape mode
  • Update with latest techniques

Mission Critical Protocols

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

CMC Field Guide

No in-app purchases

3 purchases

Mission Critical Protocols

Subscriptions3
  • Monthly Subscription7 Days trial2 variants$2.991 Month
  • Annual Subscription7 Days trial$29.991 Year
  • Annual Subscription1 Month trial$29.991 Year

Questions

Is CMC Field Guide free?
CMC Field Guide is free to download, with no in-app purchases.
Is Mission Critical Protocols free?
Mission Critical Protocols is free to download, with in-app purchases available.
Which has better reviews, CMC Field Guide or Mission Critical Protocols?
Mission Critical Protocols is rated higher. CMC Field Guide averages 4.0 out of 5 from 24 ratings, while Mission Critical Protocols averages 4.3 from 15 ratings.
Do CMC Field Guide or Mission Critical Protocols have ads?
Neither CMC Field Guide nor Mission Critical Protocols shows ads.
Which is updated more often, CMC Field Guide or Mission Critical Protocols?
CMC Field Guide ships an update every 3 months, and Mission Critical Protocols every 3 weeks. Most recently, CMC Field Guide was updated on November 1, 2026 and Mission Critical Protocols on November 3, 2026.

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