Comparison

Morpheus Training vs Signos

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

Head to head
About

Morpheus Training

This app optimizes cardio training and recovery by providing personalized heart rate zones and weekly targets. It uses HRV data to guide intensity and volume, helping users improve fitness and conditioning with zone-based interval training.

Highlights
  • Personalized heart rate zones
  • CardioSmart features
  • Zone-based interval training (ZBIT)
  • Weekly heart rate zone targets
  • Daily recovery score
  • Integrates with wearables and Apple Health Kit
Read full description

Personalized Cardio Made Simple. Morpheus is the only system that gives you truly personalized cardio — dynamic heart rate zones, daily recovery scores, and weekly training targets that adapt to your body every single day. No more guessing how hard to train, which zone you should be in, or how much cardio you need each week. Your Recovery. Your Zones. Your Targets. When paired with the Morpheus M7 heart rate monitor, Morpheus measures your HRV and resting heart rate each morning to calculate your daily recovery score. From there, it sets personalized heart rate zones and weekly targets matched to your fitness level, your goal, and how your body is responding to training. Unlike other apps that give everyone the same fixed zones based on percentages of max heart rate, Morpheus zones are anchored to your real physiological thresholds — the points at which your body shifts how it produces and uses energy. And because those thresholds change daily with your recovery, your zones adjust too. This is especially important for training in your Zone 2 — the most talked about training zone in endurance and longevity research. Zone 2 is most effective when you're training at the right intensity for your individual physiology. Too easy and you're leaving progress on the table. Too hard and you're no longer in Zone 2 at all. Because Morpheus personalizes your Zone 2 range to your actual aerobic threshold — and adjusts it daily based on your recovery — you can be confident you're always training in the zone that delivers the most benefit, not just a static percentage of max heart rate that often misses the mark. Please note: The Morpheus M7 heart rate monitor is required to unlock HRV measurement, recovery scoring, and personalized heart rate zones and targets. Build Your VO2 Max. Improve Your Health. Live Longer. VO2 max — your body's ability to use oxygen during exercise — is one of the strongest predictors of long term health and longevity. Research consistently shows that people with higher VO2 max live longer, healthier lives with a significantly lower risk of cardiovascular disease. Morpheus is built around the training principles that drive VO2 max improvement most effectively. After analyzing data from more than 500,000 workouts and 1 million days of use, Morpheus has learned exactly how much time in each of its three heart rate zones drives the fastest improvements in aerobic fitness and conditioning. Each week it sets a personalized target range for your low, moderate, and high intensity training — so you always know you’re giving your body what it needs and can recover from. Meet your targets consistently and watch your VO2 max and fitness improve. The Morpheus Methods - Train with Purpose Morpheus gives you 12 guided training methods to choose from, each designed to target a specific zone and training purpose — so you can get the most out of every workout. Whether you're focused on building your aerobic base with sustained low intensity work, developing your conditioning for a sport, or pushing your peak fitness with high intensity efforts, there's a method designed for exactly that. Each method gives you a clear structure with your heart rate guiding every phase. No guesswork, no confusion. Just targeted training that’s designed for your body so you can get the most out of every workout.

About

Signos

This app uses AI and a biosensor to provide personalized feedback on how food, movement, sleep, and stress impact your metabolism. It helps you understand your glucose patterns and make small, science-backed adjustments for better energy, focus, and weight management.

Highlights
  • Continuous Glucose Monitoring
  • Real-time Glucose Insights & AI Recommendations
  • Metabolic Health Tracking
  • Personalized Micro-changes
  • Private Community Access
  • Registered Dietitian Support
Features
Read full description

Unlock Your Metabolism NOTE: Signos members combine this AI-focused app with a biosensor for smarter weight management. Not a member yet? Visit signos.com to sign up. What makes the biggest difference in building lasting healthy habits? In-the-moment, personalized feedback from your own body. The Signos app, paired with a continuous glucose monitor, provides a live view of how food, movement, sleep, and stress affect your metabolism. No guesswork, no one-size-fits-all plans; just data tailored to you. Discover your personal glucose patterns and learn how to keep them steady. Stable glucose levels mean steady energy, clearer focus, and stronger support for your health and weight management goals. When you hit a spike, Signos AI guides you back with small, science-backed micro-changes that add up to meaningful results. Over time, you’ll learn how to make food swaps, movement tweaks, and daily adjustments that help you stay in your optimal zone. Signos helps you move beyond calorie counting toward a personalized understanding of how your metabolism really works, so you can fuel your body with confidence. The Signos experience is not designed or intended to diagnose, treat, cure, or prevent any disease or condition, including diabetes. Members should not make medical decisions based on the information in the Signos app and should consult their healthcare provider. Features: - Continuous Glucose Monitoring - Real-time Glucose Insights & AI Recommendations - Meal, Fitness, Sleep, Hydration, and Weight Tracking - Private Community Access - Registered Dietitian Support - Apple Health & Apple Watch Integration Unlock your metabolism with Signos.

Screenshots

Morpheus Training4 screens
Signos4 screens

Verdict

The call

The clearest difference is monetization model: Signos at free against Morpheus Training's free with in-app purchases. Morpheus Training's advantage is rating (4.9 vs 4.6) and iOS requirement (15.1 vs 18.6). On price, review sentiment, ratings volume and update cadence 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

Morpheus Training holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 630 and 1K respectively. Written reviews point the same way: 58% of Morpheus Training's written reviews are positive against 56% of Signos's.

UpkeepUpdate frequency

Morpheus Training ships an update every 11 days, Signos weekly. Both last shipped on October 19, 2026.

Scorecard3 real differences · 7 level
Morpheus Training versus Signos: the parameters behind the verdict, then further details
ParameterMorpheus TrainingSignos
PriceFreeFree
Rating4.9 (630 ratings) — better4.6 (1K ratings)
Positive reviews58.4% of reviews — better55.8% of reviews
Number of ratings6301K — better
Update frequencyEvery 11 daysWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, Apple Watch
Requires iOS15.1 — better18.6
Further details — not scored
Size71 MB459 MB
Age rating4+17+
DeveloperMorpheus Labs INCSignos, Inc.

Customer experience

Morpheus Training

All ratings630 ratings
Positive98.7%
Neutral0.3%
Negative1.0%
Written reviews113 reviews
Positive58.4%
Neutral12.4%
Negative29.2%

Signos

All ratings1,019 ratings
Positive89.0%
Neutral3.7%
Negative7.3%
Written reviews138 reviews
Positive55.8%
Neutral13.8%
Negative30.4%

Bugs and requests

Morpheus Training

Not enough reviews yet to summarise bugs or requests.

Signos

Reported bugs

3 issues
  • App crashes and connectivity issues
  • Incorrect data and metric calculations
  • Unreliable sensor performance and frequent replacements

Requested features

5 requests
  • Improved food logging and integration with other apps
  • More customization options for alerts and data views
  • Better data visualization and analysis tools
  • Ability to exclude readings during activities or sensor changes
  • Improved syncing with Apple Health

In-app purchases

None

Morpheus Training

No in-app purchases

None

Signos

No in-app purchases

Questions

Is Morpheus Training free?
Morpheus Training is free to download, with no in-app purchases.
Is Signos free?
Signos is free to download, with no in-app purchases.
Which has better reviews, Morpheus Training or Signos?
Morpheus Training is rated higher. Morpheus Training averages 4.9 out of 5 from 630 ratings, while Signos averages 4.6 from 1K ratings.
Do Morpheus Training or Signos have ads?
Neither Morpheus Training nor Signos shows ads.
Which is updated more often, Morpheus Training or Signos?
Morpheus Training ships an update every 11 days, and Signos weekly. Most recently, Morpheus Training was updated on October 19, 2026 and Signos on October 19, 2026.

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