Comparison

NK Dimensions AR vs NurseBrain® Synapse

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

Head to head
About

NK Dimensions AR

Learn proper electrode placement for 3 and 6 lead sets. This app also educates clinicians on identifying and understanding common cardiac arrhythmias. Requires physical posters to use.

Highlights
  • Electrode placement learning
  • 3 and 6 lead set guidance
  • Cardiac arrhythmia identification
  • Clinical education tool
  • Augmented reality visualization
Features
Read full description

At Nihon Kohden, we believe life-saving information is too important not to share. This app is designed to assist you in learning electrode placement using our 3 and 6 lead sets. The app is also used to educate the clinician on identifying and understanding some of the most common cardiac arrhythmias. To use this app, you must first have the Nihon Kohden Lead Placement and Arrhythmia Identification posters. If you would like to order posters or find out more information, please visit us at www.nkuniversity.org

About

NurseBrain® Synapse

This app digitizes nursing report sheets, allowing nurses to manage their entire shift from a single, connected platform. It helps organize patient information, tasks, and notes, facilitating confident handoffs and efficient documentation.

Highlights
  • Customizable digital brain sheets
  • Real-time shift tracking
  • Organized patient handoff views
  • Voice and quick entry documentation
  • Generate progress notes and care plans
  • Cross-device compatibility (phone, watch)
Features
Read full description

Less rewriting. More time for your patients. Nurses already rely on a report sheet or brain sheet to stay organized. NurseBrain® Synapse takes that same workflow and turns it into something you can use throughout your shift, so the information you capture once keeps working for you at report, at the bedside, and at handoff. Instead of juggling paper, memory, and the EHR, everything stays connected in one place. WHAT YOU CAN DO WITH NURSEBRAIN SYNAPSE Your brain sheet. Your workflow. Build a brain sheet around the details you actually track. Choose a template for your unit, customize the fields and layout, use it digitally during your shift, or export a clean PDF when you want paper. Stay organized throughout your shift Keep patients, tasks, notes, and handoffs together. See what needs attention now, what is done, and what is coming up next, without relying on memory. Give report without starting from scratch Each patient has a clear, organized view with SBAR, notes, and updates. Everything is already structured, so you are not scrambling when it is time to give report. Capture information as you go Use voice or quick entry to record updates during your shift. No need to remember everything later. Turn your shift into usable notes The information you already captured can be turned into progress notes and care plans, ready to copy into your charting. Share a handoff without retyping Hand off a patient to another NurseBrain Synapse user by QR code. Works the way nurses actually work You are constantly switching between patients, report sheets, and the EHR. NurseBrain Synapse is designed to fit into that reality. Use it at the workstation, on your phone during rounds, or on your watch for quick updates. Built for real nursing shifts Bedside nurses, travel nurses, charge and resource nurses, and nursing students. Secure and nurse-built NurseBrain Synapse is HIPAA-compliant and designed with patient privacy in mind. Built by nurses, based on real workflows, not theory. Free trial, then one subscription Free to download. The Brain Sheet Builder is free to use. Everything else is included in one subscription, and you can start with a free trial. Plans, prices, and trial details are shown in the app before you subscribe. Use fictional examples while you explore. Before adding real patient information, follow your organization's policies. Replace your report sheet and bring structure, clarity, and confidence back to your shift.

Screenshots

NK Dimensions AR4 screens
NurseBrain® Synapse4 screens

Verdict

The call

The clearest difference is rating: NK Dimensions AR at 5.0 against NurseBrain® Synapse's 4.1. NK Dimensions AR also leads on in-app purchases (none vs 3) and iOS requirement (9.0 vs 17.6). NurseBrain® Synapse's advantage is ratings volume (31 vs 3). On price, update cadence, 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. NurseBrain® Synapse sells 3 in-app purchases, starting at $29.99 per month. NK Dimensions AR asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

NK Dimensions AR holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: NurseBrain® Synapse has 31 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

Scorecard5 real differences · 5 level
NK Dimensions AR versus NurseBrain® Synapse: the parameters behind the verdict, then further details
ParameterNK Dimensions ARNurseBrain® Synapse
PriceFreeFree
Rating5.0 (3 ratings) — better4.1 (31 ratings)
Positive reviews—85.1% of reviews
Number of ratings331 — better
Update frequencyWeeklyWeekly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS9.0 — better17.6
Further details — not scored
Size212 MB157 MB
Age rating12+17+
DeveloperNihon Kohden America, Inc.Nursebrain LLC

Customer experience

NK Dimensions AR

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

NurseBrain® Synapse

All ratings31 ratings
Positive77.4%
Neutral3.2%
Negative19.4%
Written reviews47 reviews
Positive85.1%
Neutral2.1%
Negative12.8%

Bugs and requests

NK Dimensions AR

Not enough reviews yet to summarise bugs or requests.

NurseBrain® Synapse

Reported bugs

7 issues
  • App won't let users sign up and make an account
  • Cannot log in after signing up
  • App glitches and won't load
  • Cannot edit active patient list
  • Patient list duplicates entries
Show 2 more
  • Desktop version not functioning
  • Nursing AI feature returns errors

Requested features

4 requests
  • Include more specialties, specifically for outpatients
  • Add a 'Return' button for new lines in text fields
  • Ability to time medications
  • 24-hour clock option

In-app purchases

None

NK Dimensions AR

No in-app purchases

3 purchases

NurseBrain® Synapse

Subscriptions3
  • Monthly Premium Access7 Days trial$29.991 Month
  • Quarterly Student Access$29.993 Months
  • Yearly Premium Access7 Days trial$149.991 Year

Questions

Is NK Dimensions AR free?
NK Dimensions AR is free to download, with no in-app purchases.
Is NurseBrain® Synapse free?
NurseBrain® Synapse is free to download, with in-app purchases available.
Which has better reviews, NK Dimensions AR or NurseBrain® Synapse?
NK Dimensions AR is rated higher. NK Dimensions AR averages 5.0 out of 5 from 3 ratings, while NurseBrain® Synapse averages 4.1 from 31 ratings.
Do NK Dimensions AR or NurseBrain® Synapse have ads?
Neither NK Dimensions AR nor NurseBrain® Synapse shows ads.
Which is updated more often, NK Dimensions AR or NurseBrain® Synapse?
NK Dimensions AR ships an update weekly, and NurseBrain® Synapse weekly. Most recently, NK Dimensions AR was updated on October 21, 2026 and NurseBrain® Synapse on October 25, 2026.

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