Comparison

One Log vs LogEM

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

Head to head
About

One Log

This app helps medical professionals, especially anaesthetists, log clinical activities and CPD requirements. It offers a secure, user-friendly interface for tracking procedures and generating reports, compliant with RCOA standards.

Highlights
  • RCOA compliant clinical activity logging
  • CPD activity tracking and reporting
  • Procedure logging for job applications
  • Paediatric anaesthesia information
  • Data synchronization across Apple devices
  • Offline data entry
  • Secure data encryption and backup
Features
Read full description

One Log is the smartest, fastest and most powerful app for clinical activity logging and RCOA compliant. Our app is designed for medical professionals and anaesthetists in particular, with safety and security as a top priority. One Log helps you with your Continuous Professional Development (CPD) requirements, facilitating your revalidation or annual review of clinical competencies We synchronise data between all your Apple devices. You you can start a case on your iPhone at work and finish later on your iPad at home. We know internet access can sometimes be spotty so you don’t even need to be online to enter data. One Log uses state of the art security as well as continuous backup to keep your data safe. Your data is encrypted both in transit to and from our servers and at rest and it is physically stored in the United Kingdom, in London. More than just RCOA compliant: • Paediatric information for anaesthesia cases: weight and prematurity level • CPD Activity Logging. Easily track, log and compile reports of your CPD activity, making your revalidation or annual review of clinical competencies a breeze • Help when applying for a consultant/senior job. With One Log, you can easily log and track the number of procedures you've performed, including those performed independently and with assistance. No more sifting through stacks of paperwork or trying to remember how many independent procedures you've done. With One Log, you'll have everything you need at your fingertips We know forms are an eye sore and completing them has never been anybody’s favourite. That’s why we paid so much attention on how this app looks like and how you enter data. One Log has a beautiful interface that is intuitive and user friendly. Every needed click and swipe has been carefully analysed and optimised for environments where time matters. Even the date selection is simpler than anywhere. We also added Quick Picks - a quick way to access your most frequent procedures or regionals. Logging a case is so simple you just have to try it Enhanced reports Our app goes the extra mile by generating stylish reports that enhance your understanding of your clinical activity, making it easier to analyse and track your progress. With our iOS app, you can confidently log your clinical activity knowing that it's fast, secure, and safe. Say goodbye to cumbersome processes and hello to a user-friendly app that simplifies your logging and CPD activity. Try our app today and experience the difference! Terms & Conditions: https://www.onelog.co.uk/terms-and-conditions Privacy Policy: https://www.onelog.co.uk/privacy

About

LogEM

Features
Read full description

The procedures and POCUS logbook for emergency medicine, designed around the RCEM curriculum. Built by a UK emergency medicine trainee. Log a procedure or a scan in seconds, see where you stand against your targets, and export ARCP-ready reports. For doctors in training posts, on the Portfolio pathway (CESR), preparing to apply, or working towards RCEM exams abroad. LOGEM STANDARD (FREE) - Unlimited procedure and POCUS entries; two logbooks in one app. - RCEM curriculum tracking for ACCS, Intermediate and Higher training. Pick your stage and the right lists and targets follow. - POCUS tracker for entrustment levels and sign-off dates. - Procedure goals that show what is signed off and what is still to come. - ARCP-ready reports as PDF, Excel or CSV. - Import from spreadsheets, CSV, Word and other logbook apps, so years of records live in one place. - Local backups. - The logbook is stored on your phone. LogEM never asks for patient-identifiable information. LOGEM PRO (OPTIONAL SUBSCRIPTION, 14-DAY FREE TRIAL ON THE YEARLY PLAN) - Ultrasound images: add stills and clips to POCUS entries. Stills are anonymised on your phone. - Image review links: send scans to your supervisor and save their feedback to the entry. - AI dictation: just say what you did, and LogEM fills in the entry. - Encrypted sync: one logbook on all your devices. Terms: https://logem.co.uk/terms Privacy: https://logem.co.uk/privacy LogEM is a logbook, not a medical device. It is independent and not affiliated with or endorsed by the Royal College of Emergency Medicine. Published by Brightwell Medical Limited.

Screenshots

One Log4 screens
LogEM4 screens

Verdict

The call

The clearest difference is update cadence: LogEM at fortnightly against One Log's every 16 months. LogEM also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases 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. One Log sells 2 in-app purchases, starting at $7.99 per month and LogEM sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

One Log ships an update every 16 months, LogEM fortnightly. The most recent releases landed on November 7, 2026 and November 11, 2026 respectively.

Scorecard2 real differences · 8 level
One Log versus LogEM: the parameters behind the verdict, then further details
ParameterOne LogLogEM
PriceFreeFree
Rating4.7 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 16 monthsFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.1 — better
Further details — not scored
Size57 MB87 MB
Age rating4+4+
DeveloperSilence MediaBRIGHTWELL MEDICAL LIMITED

In-app purchases

2 purchases

One Log

Subscriptions2
  • Monthly$7.991 Month
  • Yearly$79.991 Year
2 purchases

LogEM

Subscriptions2
  • LogEM Pro (Monthly)$3.991 Month
  • LogEM Pro (Annual)14 Days trial$34.991 Year

Questions

Is One Log free?
One Log is free to download, with in-app purchases available.
Is LogEM free?
LogEM is free to download, with in-app purchases available.
Do One Log or LogEM have ads?
Neither One Log nor LogEM shows ads.
Which is updated more often, One Log or LogEM?
One Log ships an update every 16 months, and LogEM fortnightly. Most recently, One Log was updated on November 7, 2026 and LogEM on November 11, 2026.

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