Comparison

Stress Tracker HRV vs PortionCheck

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

Head to head
About

Stress Tracker HRV

Monitor your body's stress levels, sleep quality, and recovery using Heart Rate Variability (HRV) data from your Apple Watch. Gain insights into your mental and physical well-being to make informed decisions about rest and activity.

Highlights
  • Real-time stress tracking via HRV
  • Daily and weekly stress trend analysis
  • Recovery Index for bounce-back assessment
  • Sleep score and optimization insights
  • On-device data privacy
Features
Read full description

Stress tracking with HRV, sleep insights & recovery in one simple app. Feel tired, anxious, or burned out without knowing why? This app gives you answers, not guesses. Stress Tracker uses Heart Rate Variability (HRV) to show your real stress level, sleep quality, and how well you’re recovering — all from your Apple Watch. Track your daily stress instantly. See how it changes across the day or week. Know when to rest, recover, or push forward with data-backed clarity. Features: • Real‑time stress tracking based on HRV • Daily & weekly stress trends • Recovery Index to see how you bounce back • Sleep score and insights to optimize rest • Fully private – nothing leaves your device Get clarity over your mental and physical health. Stop guessing. Start tracking.

About

PortionCheck

This app uses AI to quickly track your calorie and macronutrient intake by analyzing food photos, voice input, or barcode scans. It offers personalized targets, progress tracking, and weekly AI-powered insights, all while prioritizing user privacy.

Highlights
  • AI food photo analysis
  • Voice and text meal logging
  • Barcode and nutrition label scanning
  • Macro rings visualization
  • Personalized calorie and macro targets
  • Progress tracking and streaks
  • Weekly AI coaching reports
Features
Read full description

Know your calories, protein, carbs and fat in seconds. Snap a photo of your plate, say what you ate, or scan a barcode. PortionCheck turns it into a full macro breakdown you can edit with one slide. No account. No ads. LOG A MEAL IN SECONDS • Photo: point the camera at your plate. Several dishes? Add another photo to the same meal. • Voice or text: "two eggs, toast with butter, black coffee." Done. • Barcode: scan any grocery product. Not in the database? Scan the nutrition label and it is saved for next time. • Search your foods, reuse meal templates, or enter values by hand. Always unlimited, no AI needed. • Countable portions: 2 eggs, 3 rotis, 1 banana. The grams are worked out for you. • Every estimate is editable. Slide a portion and every macro updates live. THREE MACRO RINGS Protein, carbs and fat as three rings with calories left in the center. See at a glance what is left today. Separate targets for training days and rest days, switched automatically from your workouts in Apple Health if you like. TARGETS BACKED BY RESEARCH Pick muscle gain, fat loss or body recomposition. PortionCheck calculates your calories and macros with published equations, cites every source in the app, and never goes below safe minimums. Prefer your own numbers? Set them yourself. A WEEKLY AI COACH Every Monday, a short report on your week: what worked, one pattern to watch, one thing to try next. Written from your own data. STAY ON TRACK • Streaks with a monthly streak shield, so one missed day does not erase your progress. • Weight trend, protein and calorie adherence charts, and private progress photos. • Water tracking with a one-tap widget. • Gentle reminders you control. BUILT FOR iPHONE DUO Fully open, Summary, Progress and Profile split into two panes, one on each side of the fold. Closed, everything fits the outer screen. The camera controls stay clear of the hinge. BUILT ON APPLE INTELLIGENCE Photo and voice logging run on Apple's Foundation Models, using Private Cloud Compute with on-device fallback. Your photos and descriptions are processed by Apple's models and are never stored or used for training. EVERYWHERE ON YOUR iPHONE • Siri: "Log a meal in PortionCheck" or "How much protein do I have left?" • Home Screen and Lock Screen widgets, plus a Control Center button that opens the camera. • Apple Health: meals, water and weight are written to Health; weight, height and workouts can be read from it. • Syncs across your devices through your private iCloud. FREE AND PRO Free includes 3 AI meal logs per day, plus unlimited barcode, search, template and manual logging, all progress tools, widgets, Siri and Apple Health. Your first weekly report is free. PortionCheck Pro removes the daily AI limit and unlocks the weekly AI coach. Monthly, yearly, or a one-time lifetime purchase. PRIVATE BY DESIGN No sign-up, no email, no third-party analytics, no ads. Meal photos stay on your device. Your food log syncs only through your own iCloud. Privacy Policy: https://apps.whitedigit.com/portion-check/privacy-policy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Photo and voice logging need an iPhone with Apple Intelligence (iPhone 15 Pro or later). Barcode, search, template and manual logging work on every supported iPhone. PortionCheck provides nutrition estimates for informational purposes only and is not medical advice.

Screenshots

PortionCheck4 screens

Verdict

The call

The clearest difference is price: PortionCheck at Free against Stress Tracker HRV's $7.99. PortionCheck also leads on update cadence (every 2 weeks vs every 5 weeks). Stress Tracker HRV's advantage is in-app purchases (none vs 3) and device support (3 vs 1). On rating, ratings volume 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

PortionCheck is free to download; Stress Tracker HRV costs $7.99 up front. PortionCheck sells 3 in-app purchases, starting at $6.99 per month. Stress Tracker HRV asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Stress Tracker HRV against 5.0 for PortionCheck. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

Stress Tracker HRV ships an update every 5 weeks, PortionCheck every 2 weeks. The most recent releases landed on October 6, 2026 and October 25, 2026 respectively.

Scorecard6 real differences · 4 level
Stress Tracker HRV versus PortionCheck: the parameters behind the verdict, then further details
ParameterStress Tracker HRVPortionCheck
Price$7.99Free — better
Rating5.0 (2 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings2 — better1
Update frequencyEvery 5 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFreemium — better
DevicesiPhone, iPod, Apple Watch — betteriPhone
Requires iOS13.0 — better27.0
Further details — not scored
Size5 MB16 MB
Age rating4+4+
DeveloperAlvaro Garcia PizarroWHITE DIGIT LLC

Customer experience

Stress Tracker HRV

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

PortionCheck

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

In-app purchases

None

Stress Tracker HRV

No in-app purchases

3 purchases

PortionCheck

Subscriptions2
  • PortionCheck Pro7 Days trial$6.991 Month
  • PortionCheck Pro (Annual)7 Days trial$39.991 Year
One-time1
  • Pro Lifetime$89.99

Questions

Is Stress Tracker HRV free?
Stress Tracker HRV costs $7.99, with no in-app purchases.
Is PortionCheck free?
PortionCheck is free to download, with in-app purchases available.
Which has better reviews, Stress Tracker HRV or PortionCheck?
Stress Tracker HRV and PortionCheck are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.
Do Stress Tracker HRV or PortionCheck have ads?
Neither Stress Tracker HRV nor PortionCheck shows ads.
Which is updated more often, Stress Tracker HRV or PortionCheck?
Stress Tracker HRV ships an update every 5 weeks, and PortionCheck every 2 weeks. Most recently, Stress Tracker HRV was updated on October 6, 2026 and PortionCheck on October 25, 2026.

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