Comparison

InsideTracker vs Signos

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

Head to head
About

InsideTracker

This app analyzes your blood, DNA, and fitness tracker data to provide personalized, science-backed recommendations for improving your health and well-being. It offers a guided program with actionable insights on nutrition, supplements, and exercise to help you feel stronger and live longer.

Highlights
  • Blood, DNA, and fitness tracker data analysis
  • Personalized Action Plan
  • Nutrition and supplement recommendations
  • Exercise and habit guidance
  • InnerAge analysis
  • AI-powered health guide
Features
Read full description

Want to quickly unlock your strongest, healthiest body and mind? When you join InsideTracker, you enter a guided program that turns your blood, DNA, and fitness tracker data into simple, science-backed recommendations. It’s effective, but not complicated. Think high-impact rather than high effort. After one blood test: • 80% of people improve at least one at-risk biomarker • 60% of people reduce their InnerAge • 75% improve at least one Healthspan Category Score (such as fitness, sleep, or hormone health) Download the app to start your membership. TRACK EVERYTHING Your data unlocks your recommendations—which is why InsideTracker goes so deep. You’ll track your blood, DNA, nutrition, and fitness tracker data in one place. You’ll also self-report information such as dietary preferences, supplement intake, and workout habits. For blood and DNA testing, you can purchase tests through us, or you can upload data you already have from another provider. FOLLOW YOUR PERSONALIZED ACTION PLAN As a member, you’ll receive a personalized Action Plan complete with foods, supplements, exercises, and other healthy habits. All of your recommendations will be based on a curated body of research that includes thousands of clinical studies. VALIDATE YOUR HEALTHY CHOICES With repeat blood testing, you’ll quickly see the impact of each recommendation. You’ll learn exactly what works and what doesn’t, and over time, you’ll develop a sixth sense about how your body responds to different foods, supplements, and training routines. BUILD YOUR MOTIVATION Most health plans fail as soon as people start feeling lost. InsideTracker won’t let that happen. We’ll keep you on track with ongoing support. Along with your Action Plan, you’ll get: • Weekly Healthspan Habit Reports Keep your routine dialed in with one personalized habit to focus on every 7 days. • Daily ProTips Access spontaneous moments of health with real-time recommendations based on your sleep, workouts, and other activities. • InnerAge Slow or reverse your aging with an analysis of your body’s true age—plus recommendations to drive it lower. • Terra Become an expert in your body by talking to a personalized AI guide that has access to your health data. • Healthspan Category Scores Focus on what matters most with blood tests and analysis for 10 key health areas, including fitness, sleep, inflammation, and hormone health. • Nutrition DeepDive Improve your sleep, workout recovery, and overall energy with your personalized nutrition and meal-timing report. ABOUT INSIDETRACKER InsideTracker was founded in Cambridge, Mass., in 2009 by experts in aging, genetics, and biology. Today, it's the industry leader in personalized health. Using blood, DNA, fitness, and nutrition data, it provides personalized recommendations for living longer, looking younger, and achieving peak performance. Whether you're an athlete, professional, or parent, InsideTracker can deliver peak health in a way that fits seamlessly into your life. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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

InsideTracker4 screens
Signos4 screens

Verdict

The call

The clearest difference is rating: Signos at 4.6 against InsideTracker's 3.4. Signos also leads on in-app purchases (none vs 2) and review sentiment (56% vs 33%). On price, ratings volume, update cadence and ads 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. InsideTracker sells 2 in-app purchases, starting at $149.00 per year. Signos asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Signos holds the better App Store score, 4.6 against 3.4. Both are backed by a comparable volume of ratings — 341 and 1K respectively. Written reviews point the same way: 33% of InsideTracker's written reviews are positive against 56% of Signos's.

UpkeepUpdate frequency

InsideTracker ships an update fortnightly, Signos weekly. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

Scorecard4 real differences · 6 level
InsideTracker versus Signos: the parameters behind the verdict, then further details
ParameterInsideTrackerSignos
PriceFreeFree
Rating3.4 (341 ratings)4.6 (1K ratings) — better
Positive reviews33.3% of reviews55.8% of reviews — better
Number of ratings3411K — better
Update frequencyFortnightlyWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhoneiPhone, Apple Watch — better
Requires iOS17.0 — better18.6
Further details — not scored
Size112 MB459 MB
Age rating17+17+
DeveloperSegterra IncSignos, Inc.

Customer experience

InsideTracker

All ratings341 ratings
Positive55.1%
Neutral7.6%
Negative37.2%
Written reviews129 reviews
Positive33.3%
Neutral11.6%
Negative55.0%

Signos

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

User reviews

InsideTracker

From 341 App Store ratings

What we love

  • ⭐ Simple unprompted insights
  • ⭐ Great app for health tracking
  • ⭐ The health data I didn't know was available to me
  • ⭐ The best biomarker analysis service
  • ⭐ Love this App

Room to improve

  • 🐛 Not bad but doesn't import nutrition from Apple Health (or anywhere at all)
  • 🐛 App Doesn't Work
  • 🐛 Scam
  • 🐛 Could be a lot better
  • 🐛 Works fairly well, except nutrition deep dive

Signos

From 1K App Store ratings

What we love

  • 🚀 Accurate CGM readings
  • 💡 Helpful insights and activities
  • 👍 User-friendly app
  • 🚀 Seamless integration with Dexcom
  • 👍 Improved health and weight loss

Room to improve

  • 🐛 Sensor issues and inaccurate readings
  • 🔍 Limited food logging features
  • 🔍 Lack of data export and integration
  • 🔍 Inconsistent sensor performance
  • 🔍 Subpar customer support

Bugs and requests

InsideTracker

Reported bugs

5 issues
  • Syncing with Apple Health not working properly
  • Inability to check in or check off daily recommendations
  • Constant need to re-login
  • Notifications not working as expected
  • Garmin integration not working

Requested features

2 requests
  • Ability to import nutrition data from Apple Health
  • Ability to manually enter sleep data

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

2 purchases

InsideTracker

Subscriptions1
  • InsideTracker membership$149.001 Year
One-time1
  • InnerAge 2.0$89.99
None

Signos

No in-app purchases

Questions

Is InsideTracker free?
InsideTracker is free to download, with in-app purchases available.
Is Signos free?
Signos is free to download, with no in-app purchases.
Which has better reviews, InsideTracker or Signos?
Signos is rated higher. InsideTracker averages 3.4 out of 5 from 341 ratings, while Signos averages 4.6 from 1K ratings.
Do InsideTracker or Signos have ads?
Neither InsideTracker nor Signos shows ads.
Which is updated more often, InsideTracker or Signos?
InsideTracker ships an update fortnightly, and Signos weekly. Most recently, InsideTracker was updated on October 20, 2026 and Signos on October 19, 2026.

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