Comparison

Emergency Sound vs i

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

Head to head
About

Emergency Sound

This app detects important sounds and alerts family members with vibrations, sounds, and notifications including the time and date. It's designed to keep loved ones informed about critical auditory events.

Highlights
  • Sound detection
  • Family notifications
  • Vibration alerts
  • Auditory alerts
  • Timestamped notifications
Features
Read full description

Emergency Sound is an app that able to send notifications to a family member when important sounds detected, the smartphone app will vibrate, play a sound and show notifications with the time and date of the notifications.

About

i

Features
Read full description

The Brayden Online App operates in conjunction with the Brayden Pro manikins(adult, child, infant) and a proprietary AED-Trainer. Developed under the guidance of leading global resuscitation experts, the app not only adheres to the latest guidelines issued by the American Heart Association (AHA) and the European Resuscitation Council (ERC) but also supports multiple other guidelines. This app is designed for healthcare professionals and the general public to practice and refine their CPR skills for adults, children, and infants. It provides intuitive real-time feedback on essential CPR components, including chest compression depth, rate, recoil, hand/finger positioning, and ventilation performance. The app also supports training with defibrillators using the AED-Trainer. The app allows trainees to practice with real-time feedback and undergo assessments without guidance. The objective numerical feedback provided post-training is comprehensive, designed to be easily and quickly understood. An overall score is provided, with performance insights highlighting key strengths and areas to easily identify strengths and areas for improvement.

Screenshots

Emergency Sound3 screens
i2 screens

Verdict

The call

The clearest difference is update cadence: i at every 5 days against Emergency Sound's every 2 weeks. Emergency Sound's advantage is iOS requirement (10.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Emergency Sound ships an update every 2 weeks, i every 5 days. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.

Scorecard2 real differences ยท 6 level
Emergency Sound versus i: the parameters behind the verdict, then further details
ParameterEmergency Soundi
PriceFreeFree
Positive reviews0.0% of reviewsโ€”
Update frequencyEvery 2 weeksEvery 5 days โ€” better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeโ€”
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS10.0 โ€” better16.0
Further details โ€” not scored
Size26 MB15 MB
Age rating4+4+
DeveloperInnovation Factory LimitedInnosonian Inc.

In-app purchases

None

Emergency Sound

No in-app purchases

None

i

No in-app purchases

Questions

Is Emergency Sound free?
Emergency Sound is free to download, with no in-app purchases.
Is i free?
i is free to download, with no in-app purchases.
Do Emergency Sound or i have ads?
Neither Emergency Sound nor i shows ads.
Which is updated more often, Emergency Sound or i?
Emergency Sound ships an update every 2 weeks, and i every 5 days. Most recently, Emergency Sound was updated on November 11, 2026 and i on November 8, 2026.

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