Comparison

Angels Stopwatch vs RapidAI

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

Head to head
About

Angels Stopwatch

This medical app functions as a digital stopwatch designed to help stroke teams track Door to Therapy time. It records procedure times, provides detailed performance history, and allows users to set target times with visual feedback. Gamified elements like badges and levels encourage faster treatment times.

Highlights
  • Door to Therapy time monitoring
  • Procedure time logging
  • Detailed performance history
  • Customizable target times
  • Visual status bar feedback
  • Achievement badges and levels
  • Data sharing with RESQ Registry
Features
Read full description

The Stroke Stopwatch app is developed as a digital stop watch that allows Stroke teams to monitor their Door to Therapy time with the aim of improving their time to treatment. With every 15 minutes saved in symptom-to-treatment time outcomes for stoke patients have been shown to improve significantly. You can record each of your procedures’ times, and access a detailed history screen listing out your previous logs and overall performance. You can also challenge yourself by changing your target time which will update the visual colouring of the status bar as you get closer to your target. You can also achieve badges/levels based on how well you perform, so that you can keep reaching for the shortest time possible! Features and functionalities · Timer · CT Scan log · Blood test time log · Groin time log · Needle time log · Update target time option · Update Door-to-Needle time if timer was not initially started at the door · Questions to better qualify each procedure · History review of your past logs · Share data collected with RESQ Registry · Information about each individual log · Summary of your overall performance including standard deviation

About

RapidAI

This application provides AI-driven medical imaging analysis for care teams. It enables rapid, precise management of life-threatening conditions, delivering clinical decision support to accelerate treatment and improve patient outcomes. Physicians receive real-time notifications and can access patient imaging on their mobile devices.

Highlights
  • AI-driven medical imaging analysis
  • Real-time notifications for new cases
  • Access to patient imaging in seconds
  • DICOM viewer with zoom and rotation
  • Organize case results from multiple sites
  • In-app calling for team communication
Features
Read full description

RapidAI is the world leader in AI-driven medical imaging analysis and coordinated care. With the industry’s most validated clinical AI platform, we empower care teams to rapidly, precisely, and confidently manage life-threatening conditions. Trusted by thousands of hospitals in 100+ countries, RapidAI delivers the deepest level of clinical decision support on the market to help accelerate the time to treatment and enhance patient outcomes. We go beyond the algorithm to drive care team collaboration and efficiencies that expand access to life-saving interventions. At RapidAI, we establish new standards for care teams and the patients they treat. Physicians save precious time with anywhere, anytime notifications of new patient cases and access to RapidAI results and patient imaging on their mobile device. Rapid Mobile App Features: - Real-time notifications of new case events and messages - Access to RapidAI results and patient images in as few as 90 seconds of a patient scan - Source file viewing through a powerful DICOM viewer - Full screen zoom functionality and landscape mode - Image rotation for axial, coronal and sagittal views - View and organize case results from multiple sites - Flexible configuration options for PHI, biometrics, Single Sign-on and multi-factor authentication - Centralized views of patient events, messages, and results - Fast notification and coordination of stroke teams for critical cases - Simple entry of key clinical information and ability to upload photos to the message feed - In-app calling for quicker communications with stroke team members RapidAI is not for diagnostic decision making. Refer to the PACS or clinical system for case evaluation.

Screenshots

Angels Stopwatch4 screens
RapidAI4 screens

Verdict

The call

The clearest difference is rating: Angels Stopwatch at 5.0 against RapidAI's 4.0. Angels Stopwatch also leads on monetization model (free vs ad-supported) and iOS requirement (10.0 vs 18.0). RapidAI's advantage is update cadence (every 2 weeks vs every 3 months) and ratings volume (13 vs 1). 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Angels Stopwatch holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: RapidAI has 13 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Angels Stopwatch ships an update every 3 months, RapidAI every 2 weeks. The most recent releases landed on November 4, 2026 and November 2, 2026 respectively.

Scorecard5 real differences · 5 level
Angels Stopwatch versus RapidAI: the parameters behind the verdict, then further details
ParameterAngels StopwatchRapidAI
PriceFreeFree
Rating5.0 (1 ratings) — better4.0 (13 ratings)
Positive reviews—42.9% of reviews
Number of ratings113 — better
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS10.0 — better18.0
Further details — not scored
Size67 MB125 MB
Age rating12+17+
DeveloperBoehringer Ingelheim Pharma GmbH & Co.KGiSchemaView

Customer experience

Angels Stopwatch

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

RapidAI

All ratings13 ratings
Positive69.2%
Neutral7.7%
Negative23.1%
Written reviews7 reviews
Positive42.9%
Neutral14.3%
Negative42.9%

In-app purchases

None

Angels Stopwatch

No in-app purchases

None

RapidAI

No in-app purchases

Questions

Is Angels Stopwatch free?
Angels Stopwatch is free to download, with no in-app purchases.
Is RapidAI free?
RapidAI is free to download, with no in-app purchases.
Which has better reviews, Angels Stopwatch or RapidAI?
Angels Stopwatch is rated higher. Angels Stopwatch averages 5.0 out of 5 from 1 ratings, while RapidAI averages 4.0 from 13 ratings.
Do Angels Stopwatch or RapidAI have ads?
Neither Angels Stopwatch nor RapidAI shows ads.
Which is updated more often, Angels Stopwatch or RapidAI?
Angels Stopwatch ships an update every 3 months, and RapidAI every 2 weeks. Most recently, Angels Stopwatch was updated on November 4, 2026 and RapidAI on November 2, 2026.

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