Comparison

Nevvon vs HSS Safe

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

Head to head
About

Nevvon

This app offers a technologically advanced online education system designed to enhance the healthcare sector. It collects machine-intelligent data to help companies with high employee turnover make data-driven decisions and improve employee performance. The platform is built with a focus on simplicity, relevance, and progressive solutions.

Highlights
  • Technologically advanced online education system
  • Machine intelligent data collection
  • Data-driven decision making for companies
  • Employee performance enhancement
  • Compliance requirement fulfillment
  • Caregiver industry focus
Features
Read full description

We built a one-of-a-kind technologically advanced online education system. Enhancing the healthcare education sector by collecting machine intelligent data to help companies that deploy high turnover, low-income employees. Nevvon’s mission is to enhance employee performances by enabling companies to make powerful decisions based on data-driven knowledge. Whenever necessary, we meet all compliance requirements to get the job done right. Our stakeholders will benefit from our simple, relevant and progressive way of doing it all. We are driven by the excitement of building new technology and providing services that enrich companies and their employees. The founders of Nevvon have deep domain experience in senior care and we have strategically chosen the caregiver industry as our first vertical. With offices in three different continents, we are striving to accomplish diversity and employ various different perspectives in the caregiver industry. Nevvon is committed to helping every customer become the best-run business.

About

HSS Safe

This app provides safety and security resources for users of a specific hospital. It offers emergency contact options, location sharing for safety, campus emergency procedures, and ways to report concerns. Users can also access safety training and receive important alerts.

Highlights
  • Emergency contacts
  • Friend Walk location sharing
  • Offline emergency procedures
  • Report safety concerns
  • Evacuation maps
  • Safety training access
  • Safety toolbox
Features
Read full description

HSS Safe is the official safety app of Hospital for Special Surgery. It is the only app that integrates with Hospital for Special Surgery's safety and security systems. Security has worked to develop a unique app that provides many safety features. The app will send you important safety alerts and provide instant access to hospital safety resources. HSS Safe features include: - Emergency Contacts: Contact the correct services for the Hospital for Special Surgery area in case of an emergency or a non-emergency concern - Friend Walk: Send your location to a friend through email or SMS on your device. Once the friend accepts the Friend Walk request, the user picks their destination and their friend tracks their location in real time; they can keep an eye on them to make sure they make it safely to their destination. - Emergency Procedures: Campus emergency documentation that can prepare you for disasters or emergencies. This can be accessed even when users aren’t connected to Wi-Fi or cellular data. - Report a Tip: Multiple ways to report a safety/security concern directly to Hospital for Special Surgery security. - Evacuation Map: Find gathering points after an evacuation alarm has been sounded. - Safety Training: Access safety training information - Safety Toolbox: Enhance your safety with the set of tools provided in one convenient app. - Notification History: Find previous Push Notifications for this app with the date and time. - Share Map with your Location: Send your location to a friend by sending them a map of your position. - I’m OK!: Send your location and a message indicating that “You’re OK” to a recipient of your choosing. - Support Resources: Access support resources in one convenient app to enjoy a successful experience at Hospital for Special Surgery. - Safety Notifications: Receive instant notifications and instructions from Hospital for Special Surgery safety when on-campus emergencies occur. Download today to ensure you’re prepared in the event of an emergency.

Screenshots

Nevvon4 screens
HSS Safe4 screens

Verdict

The call

The clearest difference is rating: HSS Safe at 5.0 against Nevvon's 3.5. HSS Safe also leads on iOS requirement (10.0 vs 15.0). Nevvon's advantage is ratings volume (391 vs 1) and update cadence (every 3 weeks vs every 3 months). On price, ads, in-app purchases and monetization model 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

HSS Safe holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: Nevvon has 391 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Nevvon ships an update every 3 weeks, HSS Safe every 3 months. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

Scorecard4 real differences · 6 level
Nevvon versus HSS Safe: the parameters behind the verdict, then further details
ParameterNevvonHSS Safe
PriceFreeFree
Rating3.5 (391 ratings)5.0 (1 ratings) — better
Positive reviews3.2% of reviews—
Number of ratings391 — better1
Update frequencyEvery 3 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.010.0 — better
Further details — not scored
Size57 MB42 MB
Age rating4+4+
DeveloperNevvon Inc.Hospital for Special Surgery

Customer experience

Nevvon

All ratings389 ratings
Positive58.9%
Neutral6.2%
Negative35.0%
Written reviews31 reviews
Positive3.2%
Neutral12.9%
Negative83.9%

HSS Safe

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

Bugs and requests

Nevvon

Reported bugs

21 issues
  • App constantly freezes
  • Lessons take longer than labeled
  • App is painstakingly slow
  • Glitches prevent lesson completion
  • Loading screens appear too often
Show 16 more
  • Cannot log in or authenticate
  • System does not respond correctly
  • Repeatedly makes users redo lessons
  • Issues with points/redeeming rewards
  • Cannot select answer boxes for quizzes
  • Login page frozen/cannot scroll
  • Does not confirm email and password
  • Cannot move from screen to screen
  • No option to print certificates
  • Only one certificate for multiple modules
  • Cannot skip ahead in videos
  • Audio/video makes lessons too long
  • Freezing on specific lesson screens
  • Questions with empty answer slots
  • Course completion not processed
  • Slow authentication and page loading

Requested features

3 requests
  • Option to turn off audio and video
  • Ability to skip ahead in lessons/videos
  • Clearer information on state approvals and NAC#

HSS Safe

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Nevvon

No in-app purchases

None

HSS Safe

No in-app purchases

Questions

Is Nevvon free?
Nevvon is free to download, with no in-app purchases.
Is HSS Safe free?
HSS Safe is free to download, with no in-app purchases.
Which has better reviews, Nevvon or HSS Safe?
HSS Safe is rated higher. Nevvon averages 3.5 out of 5 from 391 ratings, while HSS Safe averages 5.0 from 1 ratings.
Do Nevvon or HSS Safe have ads?
Neither Nevvon nor HSS Safe shows ads.
Which is updated more often, Nevvon or HSS Safe?
Nevvon ships an update every 3 weeks, and HSS Safe every 3 months. Most recently, Nevvon was updated on October 24, 2026 and HSS Safe on October 9, 2026.

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