Comparison

BioForce HRV vs SelfLoops HRV

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

Head to head
About

BioForce HRV

This training application helps athletes optimize their performance by measuring heart rate variability. It provides feedback to personalize training volume and intensity for maximum results. Requires a BioForce HRV system purchase and valid account to use.

Highlights
  • Heart rate variability measurement
  • Training optimization
  • Personalized training volume
  • Personalized training intensity
  • Feedback for training adjustments
Features
Read full description

Do not download this app unless you have already purchased the BioForce HRV system. This download is only for registered customers and cannot be used without a valid account. See website for details. BioForce HRV is a precision training app designed to help athletes, and those that take their fitness seriously, optimize their training through the use of heart rate variability technology. It is able to measure how well the body is responding to a training program and provide feedback that can be used to personalize the training volume and intensity to provide maximum results for that individual.

About

SelfLoops HRV

This app measures and analyzes heart rate variability (HRV) using Bluetooth heart rate monitors. It helps users track recovery, stress, and training readiness to optimize performance. Advanced metrics are provided for sports science and research applications.

Highlights
  • Accurate HRV measurement
  • Daily recovery & readiness tracking
  • Clear trend monitoring
  • Intuitive interface
  • Bluetooth heart rate monitor compatible
  • Sports science metrics
Features
Read full description

SELFLOOPS HRV – Recovery, Readiness & Performance SELFLOOPS HRV is a professional-grade app to measure and analyze heart rate variability (HRV)—trusted by pro athletes, coaches, and researchers to track recovery, stress, fatigue, and training readiness. Using precise beat-to-beat (R-R interval) data from Bluetooth heart rate monitors, SELFLOOPS delivers highly accurate HRV insights used in sports science and performance optimization. Why track HRV? Heart Rate Variability (HRV) measures the variation between heartbeats and is one of the most reliable indicators of: 1. Recovery status 2. Training readiness 3. Stress and fatigue 4. Nervous system balance 5. Long-term performance Track your HRV daily to understand when to push harder or recover, reduce the risk of overtraining, and improve performance over time. Advanced HRV Analysis SELFLOOPS HRV provides the key metrics used in elite sports and scientific research: 1. RMSSD 2. ln(RMSSD) (HRV Score) 3. SDNN 4. pNN50 5. AVNN Key Features 1. Accurate HRV measurement from beat-to-beat data 2. Daily recovery & readiness tracking 3. Clear trends to monitor progress over time 4. Fast, simple, and intuitive interface 5. Compatible with leading Bluetooth heart rate monitors 6. Used in endurance, strength training, cycling, running, and fitness Device Compatibility Requires a Bluetooth Low Energy (BLE) heart rate monitor. For best accuracy, use a chest strap that supports R-R interval data. Not all heart rate monitors provide this data. Connection Tips If your sensor does not connect: 1. Make sure it is not connected to another app or device 2. Do not pair it directly in iOS Settings Disclaimer SELFLOOPS HRV is not a medical app and does not provide medical advice. Consult a qualified healthcare professional for any health-related decisions.

Screenshots

BioForce HRV1 screens
SelfLoops HRV4 screens

Verdict

The call

The clearest difference is review sentiment: SelfLoops HRV at 75% against BioForce HRV's 30%. SelfLoops HRV also leads on rating (5.0 vs 2.8) and update cadence (every 4 months vs every 9 months). BioForce HRV's advantage is in-app purchases (none vs 1) and ratings volume (8 vs 2). On price, ads 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. SelfLoops HRV sells 1 one-off in-app purchase. BioForce HRV asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

SelfLoops HRV holds the better App Store score, 5.0 against 2.8. Both are backed by a comparable volume of ratings — 8 and 2 respectively. Written reviews point the same way: 30% of BioForce HRV's written reviews are positive against 75% of SelfLoops HRV's.

UpkeepUpdate frequency

BioForce HRV ships an update every 9 months, SelfLoops HRV every 4 months. The most recent releases landed on October 6, 2026 and September 25, 2026 respectively.

Scorecard7 real differences · 3 level
BioForce HRV versus SelfLoops HRV: the parameters behind the verdict, then further details
ParameterBioForce HRVSelfLoops HRV
PriceFreeFree
Rating2.8 (8 ratings)5.0 (2 ratings) — better
Positive reviews29.6% of reviews75.0% of reviews — better
Number of ratings8 — better2
Update frequencyEvery 9 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS8.0 — better18.0
Further details — not scored
Size9 MB6 MB
Age rating4+4+
DeveloperPerformance Sports Inc.SelfLoops

Customer experience

BioForce HRV

All ratings8 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews27 reviews
Positive29.6%
Neutral3.7%
Negative66.7%

SelfLoops HRV

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive75.0%
Neutral25.0%
Negative0.0%

In-app purchases

None

BioForce HRV

No in-app purchases

1 purchases

SelfLoops HRV

One-time1
  • HRV premium$3.99

Questions

Is BioForce HRV free?
BioForce HRV is free to download, with no in-app purchases.
Is SelfLoops HRV free?
SelfLoops HRV is free to download, with in-app purchases available.
Which has better reviews, BioForce HRV or SelfLoops HRV?
SelfLoops HRV is rated higher. BioForce HRV averages 2.8 out of 5 from 8 ratings, while SelfLoops HRV averages 5.0 from 2 ratings.
Do BioForce HRV or SelfLoops HRV have ads?
Neither BioForce HRV nor SelfLoops HRV shows ads.
Which is updated more often, BioForce HRV or SelfLoops HRV?
BioForce HRV ships an update every 9 months, and SelfLoops HRV every 4 months. Most recently, BioForce HRV was updated on October 6, 2026 and SelfLoops HRV on September 25, 2026.

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