Comparison

CPRBAND vs e Sono Phone Probe

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

Head to head
About

CPRBAND

Features
Read full description

[PAID FEATURES - PREMIUM SUBSCRIPTION REQUIRED] The following features are ONLY available to users with an active premium subscription: ■ Mobile Features (Paid) - Timeline Graph for Detail CPR information: The timeline graph shows the user's CPR patterns over time. - Recording the around sound: Recorded sound helps in reviewing CPR situations and protects the CPR performer in real medical situations (Korea only for now). - CPR information: Episode time, Minimum and Maximum depth, Depth Accuracy, Average depth, Average angle, BPM, etc. You can also write notes about the CPR situation. ■ Watch Features (Paid After Trial) - Real-time feedback about chest compression depth by screen color ※ IMPORTANT: Free for the first 1 minute of each session. A premium subscription is strictly required for continuous/extended use beyond 1 minute. = Green Light: Target depth = Red Light: Improper depth [FREE FEATURES] ■ Watch Features - Voice feedback about CPR (Good Compression, Push Harder, etc.) This app integrates with Apple Health (HealthKit) to securely manage and sync your CPR session data. Disclaimer: This app provides health-related information, but it is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of a physician or other qualified health provider with any questions you may have regarding a medical condition before making any medical decisions. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

e Sono Phone Probe

Features
Read full description

Train ultrasound image acquisition by turning your smartphone into a virtual probe. The e Sono Phone Probe app tracks motion and rotation, connecting via Bluetooth to your device running the e Sono Ultrasound Simulator*. This revolutionary tool transforms your smartphone into a simulated ultrasound probe—allowing you to practice scanning techniques with lifelike precision. Whether you're a medical student, educator, or part of a simulation center, the app offers immersive, hands-on training that supports hand-eye coordination and ultrasound proficiency. Simply move, tilt, or rotate your phone as you would a real probe, and your actions are mirrored in real time on the e Sono platform. Key Features • Simulates realistic probe movement using your phone’s sensors • Supports dragging, tilting, rotating, and freezing images • Seamless Bluetooth connection to the e Sono Simulator • Enhances learning through hands-on practice with intuitive controls • Perfect for medical education, simulation labs, remote training, and self-study Experience the future of ultrasound training—anytime, anywhere. e Sono Phone Probe – Your smartphone, reimagined as a smart ultrasound probe. *The e Sono Phone Probe app is free to download but requires an active subscription to the e Sono Ultrasound Simulator platform.

Screenshots

CPRBAND2 screens
e Sono Phone Probe3 screens

Verdict

The call

The clearest difference is in-app purchases: e Sono Phone Probe at none against CPRBAND's 1. CPRBAND's advantage is update cadence (weekly vs every 5 months). On price, ads, device support and iOS requirement 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. CPRBAND sells 1 in-app purchase, starting at $29.99 per month. e Sono Phone Probe asks for nothing beyond the download.

UpkeepUpdate frequency

CPRBAND ships an update weekly, e Sono Phone Probe every 5 months. The most recent releases landed on June 6, 2026 and September 2, 2026 respectively.

Scorecard2 real differences · 4 level
CPRBAND versus e Sono Phone Probe: the parameters behind the verdict, then further details
ParameterCPRBANDe Sono Phone Probe
PriceFreeFree
Update frequencyWeekly — betterEvery 5 months
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, Apple WatchiPhone, iPod
Requires iOS16.015.6 — better
Further details — not scored
Size24 MB1 MB
Age rating4+4+
DeveloperCREDO Korea3B Scientific

In-app purchases

1 purchases

CPRBAND

Subscriptions1
  • Premium Solution (Monthly)$29.991 Month
None

e Sono Phone Probe

No in-app purchases

Questions

Is CPRBAND free?
CPRBAND is free to download, with in-app purchases available.
Is e Sono Phone Probe free?
e Sono Phone Probe is free to download, with no in-app purchases.
Do CPRBAND or e Sono Phone Probe have ads?
Neither CPRBAND nor e Sono Phone Probe shows ads.
Which is updated more often, CPRBAND or e Sono Phone Probe?
CPRBAND ships an update weekly, and e Sono Phone Probe every 5 months. Most recently, CPRBAND was updated on June 6, 2026 and e Sono Phone Probe on September 2, 2026.

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