Comparison

NM HRV vs Algometer App

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

Head to head
About

NM HRV

Features
Read full description

This application allows you to connect with and use Frontier X - a revolutionary new wearable device that monitors your lungs and heart. Once you download this application on your iPhone, this will allow you to view your real-time data if you exercise with the Frontier X device. In order to use this application, you need to have the Frontier X device, available at fourthfrontier.com. Frontier X integrates with HealthKit to export your Frontier X activities into the Health app and to read heart rate and biometric data. The Frontier X is a chest-worn device that has the following features: Suitable for recording during Rest, Sleep and Activity. Real-time vibration alerts when you cross your Heart Rate thresholds Easy to use. Strap on and start. Sync later View quick activity summary on device screen Highly accurate Heart Rate data Apps available for iOS. IP67 Waterproof up to 1.5 M Battery: 14+ days of typical use, up to 24-hrs continuous use

About

Algometer App

Features
Read full description

Algometer – Track and Manage Your Pain Effectively Algometer is a simple yet powerful tool designed to help you log and monitor your pain over time. Ideal for people with chronic conditions such as migraines, fibromyalgia, or arthritis, as well as those recovering from surgery or managing temporary pain. Key Features of Algometer: Quick and Easy Pain Logging: Rate your pain on a 0–10 scale and add custom notes. Pain History Tracking: Review past logs and observe patterns or trends in your symptoms. User-Friendly Interface: Clean and intuitive design that’s easy for anyone to use. Better Doctor Appointments: Share detailed pain history with your healthcare provider. Whether you experience occasional or chronic pain, Algometer helps you gain insights and stay informed. Download now to take charge of your health!

Screenshots

NM HRV4 screens
Algometer App4 screens

Verdict

The call

The clearest difference is update cadence: Algometer App at every 3 days against NM HRV's fortnightly. NM HRV's advantage is iOS requirement (15.5 vs 18.4). 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.

UpkeepUpdate frequency

NM HRV ships an update fortnightly, Algometer App every 3 days. The most recent releases landed on October 3, 2026 and October 14, 2026 respectively.

Scorecard2 real differences · 4 level
NM HRV versus Algometer App: the parameters behind the verdict, then further details
ParameterNM HRVAlgometer App
PriceFreeFree
Update frequencyFortnightlyEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.5 — better18.4
Further details — not scored
Size85 MB2 MB
Age rating12+4+
DeveloperFourthfrontierBeytullah Ylmaz

In-app purchases

None

NM HRV

No in-app purchases

None

Algometer App

No in-app purchases

Questions

Is NM HRV free?
NM HRV is free to download, with no in-app purchases.
Is Algometer App free?
Algometer App is free to download, with no in-app purchases.
Do NM HRV or Algometer App have ads?
Neither NM HRV nor Algometer App shows ads.
Which is updated more often, NM HRV or Algometer App?
NM HRV ships an update fortnightly, and Algometer App every 3 days. Most recently, NM HRV was updated on October 3, 2026 and Algometer App on October 14, 2026.

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