Comparison

Somnus vs Crit

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

Head to head
About

Somnus

Log anesthesia, surgical, and critical care cases and procedures efficiently. Securely sync data with iCloud, encrypt it locally, and utilize powerful search and export features. Customize entries, add notes, and scan patient IDs for streamlined record-keeping.

Highlights
  • Case and procedure logging
  • Secure iCloud syncing
  • Local data encryption
  • Customizable categories and items
  • Patient ID scanning
  • Clinical photo integration
  • Data export (PDF, CSV)
Features
Read full description

Somnus is the fast, private, beautifully designed case logbook for anaesthetists, surgeons and critical care clinicians. Log a case in seconds. Search and analyse years of practice in moments. Everything stays encrypted on your devices - never on someone else's server. Your data is never held hostage behind a paywall: viewing, searching and exporting what you already have is always free. Choose Basic for everything needed to log and analyse cases, or Pro to add on-device AI features. One subscription unlocks iPhone, iPad, Mac and Apple Vision Pro. • Somnus Pro: On-Device AI • Every Pro feature runs on-device using Apple Intelligence (with the option to use Apple's Private Cloud Compute) • Theatre List Import - scan, photograph, paste or import a list; Somnus matches patients and operations to your data and turns it into bookable cases in one tap • Smart Suggestions - quick-add bubbles that learn from your cases (medications for certain comorbidities, equipment for operations, common combinations) • Label Analysis AI - Pro label scanning also extracts health fund, insurance number and optional contact details • Typo-tolerant "Did you mean?" search across all screens • Practice efficiency widgets - live utilisation chart, and year-over-year monthly comparison filterable by specialty, location or surgeon • Send to CESoft (Australia only) - fast billing handoff with extracted contact details • Your Data on Your Device • Works fully offline • Generic patients, or a relational patient database for deeper analysis • Smart validation catches inconsistencies (ASA 1 with comorbidities, extreme BMIs, more) • Encrypted on device, protected by Face ID, Touch ID or a fallback PIN • Rename an item once and it updates everywhere instantly • Fully Customisable • Edit, merge, rename, delete or create any category item • Rich text notes with tappable links on almost anything • Personal Lists for your own categories and items • Multiple Custom Timers per case (e.g. tourniquet time) • Templates so starting a new case is two taps away • Searches to slice and analyse your data in sophisticated ways • Private, Secure iCloud Sync • No new accounts - just your existing iCloud • Apple's infrastructure only; nothing visible to anyone but you • Turn it off any time and use devices independently • Syncs Templates, Searches, Photos, ID Labels and most Settings • ID Label (Bradma) & Document Scanning • The fastest way to add a patient - just scan the label • All analysis on-device, including Medicare validation (Australia) • Re-scan returning patients to update their previous cases • Scan document text straight into case notes • Clinical Photos • Capture high-resolution photos in Somnus, with full Photo Library import/export • Included in Case Reports (PDF) • Export • Case, Billing (built-in RVG, Australia), Summary and Theatre List PDFs • Summary or full spreadsheet as CSV • Data file to share with another Somnus user • Import • Somnus Data files, Backups or CSV • Pre-populate upcoming lists from CSV so booked cases start with one tap • Create complex Personal Lists and import via CSV • Siri & Spotlight • Siri Shortcuts for powerful workflows • Private on-device Spotlight indexing for cases & patients • Widgets & Live Activities • Track upcoming & active cases on home and lock screens • Configurable Day Case List - today, or the next day with cases • Pro: live utilisation chart and year-over-year monthly comparison • Privacy protected when the device is locked • And much more • Beautiful, interactive charts • Multi-window with local drag & drop and into other apps • Real-time case timers and theatre utilisation summaries • Tappable phone numbers, emails, dates and addresses in notes Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Crit

This medical logbook app allows healthcare professionals to record procedures, case reviews, and professional development. It offers data export options and synchronizes with a web platform for seamless management of clinical activities.

Highlights
  • Procedure logging
  • In-depth case reviews
  • Professional development portfolio
  • Clinical activity log
  • PDF and CSV data export
  • Web platform synchronization
Features
Read full description

Crit-IQ is delighted to present the Crit-IQ logbook. This is deployed on the background of over 15 years as the premier online resource for the Australia and New Zealand critical care community in education and quality assurance and in more recent years that reach has extended to the United Kingdom, the rest of Europe and indeed globally. Designed, built and implemented by clinicians and experts in the IT industry. The logbook is ideally suited to healthcare professional working in the field of critical care, anaesthesia, emergency medicine, pre-hospital care and ECMO, along with anyone involved in procedural medicine. The logbook is composed of four distinct areas allowing users to upload simple one-off procedures, in-depth cases reviews and reflection with linkage to relevant procedures, a portfolio of all professional development and a clinical log of professional activities for job planning purposes. Along with stunning summative displays of the logbook data on the app the user has the option to export this as professional looking PDFs filtered by entry type and date range, or as raw CSV data to allow further data manipulation. Finally our logbook app enables online immediate synchronisation with our web based platform and enjoys common single sign on for our members. The terms of the CritIQ logbook can be viewed here: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Somnus4 screens
Crit4 screens

Verdict

The call

The clearest difference is review sentiment: Somnus at 89% against Crit's 50%. Somnus also leads on monetization model (free with in-app purchases vs subscription) and update cadence (every 4 days vs every 10 months). Crit's advantage is iOS requirement (12.0 vs 18.6). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Somnus sells 3 in-app purchases, starting at $19.99 per year and Crit sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Somnus ships an update every 4 days, Crit every 10 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 5 level
Somnus versus Crit: the parameters behind the verdict, then further details
ParameterSomnusCrit
PriceFreeFree
Rating4.5 (28 ratings) — better—
Positive reviews88.9% of reviews — better50.0% of reviews
Number of ratings28 — better—
Update frequencyEvery 4 days — betterEvery 10 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPad, Mac, Apple Watch, Vision Pro — betteriPhone, iPad, iPod
Requires iOS18.612.0 — better
Further details — not scored
Size138 MB32 MB
Age rating17+12+
DeveloperSomnus Health Pty LtdFrasford Pty Ltd

Customer experience

Somnus

All ratings27 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews27 reviews
Positive88.9%
Neutral0.0%
Negative11.1%

Crit

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

3 purchases

Somnus

Subscriptions2
  • Yearly Subscription2 Months trial$19.991 Year
  • Yearly Subscription PRO2 Months trial$99.991 Year
One-time1
  • Shout Paul A Coffee?$3.99
1 purchases

Crit

Subscriptions1
  • Logbook Monthly Subscription3 Days trial$4.991 Month

Questions

Is Somnus free?
Somnus is free to download, with in-app purchases available.
Is Crit free?
Crit is free to download, with in-app purchases available.
Do Somnus or Crit have ads?
Neither Somnus nor Crit shows ads.
Which is updated more often, Somnus or Crit?
Somnus ships an update every 4 days, and Crit every 10 months. Most recently, Somnus was updated on October 29, 2026 and Crit on October 24, 2026.

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