Comparison

Calorie Tracker vs Hydrate or Diedrate Tracker

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

Head to head
About

Calorie Tracker

Track calories, macros, weight, water, and workouts with a focus on privacy. This app offers a global food library, auto-scaled macros, and optional Apple Health integration. It provides a daily calorie budget and motion-based workout tracking without requiring an account or subscriptions.

Highlights
  • Global food library with custom entries
  • Auto-scaled macros and daily calorie budget
  • Weight and water tracking
  • Motion-based workout calorie estimation
  • Intermittent fasting timer
  • Optional Apple Health integration
  • Privacy-focused, no account required
Features
Read full description

Calorya - Calorie Tracker, Macros & Weight Loss, Built for Privacy Calorya is a 100% free calorie and protein tracker — no account, no subscription, no ads. Track calories, macros, weight, water, intermittent fasting, and workouts in one beautifully designed iPhone app. Everything stays on your phone — no servers, no analytics, nothing ever leaving your device. WHY CALORYA - Worldwide food library — global dishes, drinks, restaurant menus, household staples — sized as you'd actually order them. - Daily calorie wallet that ticks down as you eat. Food equivalents like "≈ 3 rice cups left" make your budget feel real. - Genuinely private: nothing leaves your device unless you choose to back up or share. No account required. - Dark-mode first. Built with Apple's native stack - SwiftUI, SwiftData, HealthKit, Vision. FOOD & MACRO TRACKING - Log meals in seconds. Search a curated global library, scan barcodes (Open Food Facts), tap a recently-logged item, or add your own. - Auto-scaled macros: protein, carbs, fat, fiber per portion. - Restaurant menus from popular chains, sized to real serving portions. - Photo-based custom food entries. - Daily kcal cap so a runaway log can't blow up your day. WEIGHT TRACKING - Manual entry always available as a fallback. - Trend chart with target line and full per-entry weight log. - Reads/writes Apple Health so it stays your single source of truth. WORKOUTS & DAILY BURN - One-tap workout presets auto-scaled by your body weight. - Live camera-based motion tracker estimates calorie burn from your skeleton's movement - no wearable required. - Daily burn ring combines logged workouts with HealthKit active energy. - Motion mini-games that double as movement. INTERMITTENT FASTING & HYDRATION - Fasting timer with presets (16:8, 18:6, 20:4, OMAD) and a custom target. - Water log with an adjustable daily glass goal. - Both ride alongside calories in one unified daily readout. WALKS - "WALK TO A REAL PLACE" - Suggests nearby parks, cafes, and tracks with round-trip distance. - One tap opens Apple Maps for directions. - Save your favorite loops for repeating. ACCOUNTABILITY - Stake a reward with a partner (or commit to yourself) across 30, 60, 90, or 120 days. - Hit your goal → a shareable completion certificate is yours. APPLE HEALTH INTEGRATION (OPTIONAL) - Reads steps, workouts, sleep, weight. - Writes weight back to Apple Health. - Off by default: turn it on only if you want it. PRIVACY YOU CAN VERIFY - No accounts, no logins, no email harvesting. - No analytics SDKs (no Google Analytics, Mixpanel, Firebase, Amplitude). - No advertising SDKs. - No servers collecting your data. - Photos for OCR are processed in memory and discarded - never uploaded. - Barcode lookups send only the scanned number. BUILT FOR IPHONE AND IPAD - Native SwiftUI app, dark-mode first. - iPad layout caps the content column for comfortable reading width. - First-class HealthKit, Vision, and Apple Maps integrations. PERFECT IF YOU WANT - A free food tracking app with no account and no subscription gate. - A calorie counter and protein tracker that respects your time and your data. - A macro tracker that auto-scales protein, carbs, fat, and fiber per portion. - A weight loss app that pairs honest math with concrete daily targets. - An intermittent fasting tracker that lives next to your meals. - A nutrition app that actually keeps your data on your iPhone. Calorya is free of accounts, ads, and analytics. Track your food, your weight, and your training - your data stays yours. Let us know if you encounter any issues. We will fix it right away! Support: calorya@qnsub.com Follow @choloasis on X for updates. © 2026 QnSub Tech

About

Hydrate or Diedrate Tracker

This app offers a no-nonsense approach to tracking daily water intake with a dark sense of humor and vintage medical illustrations. It provides timely reminders and a status system to encourage proper hydration.

Highlights
  • Daily water goal tracking
  • Fast-log servings
  • Status system from Desiccating to Properly Hydrated
  • Serious hydration reminders
  • Streak tracking
  • Daily history log
Features
Read full description

Drink water. Avoid doom. Most hydration apps send cheerful little droplets to remind you to drink water. This one sends the skull. Hydrate or Diedrate is a no-nonsense water tracker with a dark sense of humor, a stark editorial aesthetic, and notifications that read like official dehydration notices. Built for people who find wellness apps insufferably cute. Track your daily water intake. Log fast. Watch your status climb from Desiccating to Properly Hydrated. Receive reminders with appropriate gravity. THE RECORD – Daily goal in oz or mL – Quick-log amounts you set yourself – Status system: Desiccating → Preserved – Streak tracking and a full daily archive – Custom reset time, so the record follows your schedule instead of midnight NOTICES – Reminders that adjust to the time of day and how far behind you are – Over 90 hand-written notices. The skull does not repeat itself. – Delivered silently. The skull does not require fanfare. VESSELS (requires Preserved) – Join or start a private group of up to six – A weekly anonymous tally of who remains preserved – No names. No rankings. No feed. PRESERVED — LIFETIME ACCESS One-time purchase. No subscription. Vessels · Dark mode · Apple Health sync · Extended history and weekly insights · Alternate app icons ACCESSIBILITY Full VoiceOver support. Every control named. Every day on the calendar states its own condition rather than relying on colour. Reduce Motion respected. Contrast and Dynamic Type supported throughout. Private by default. Your record stays on your device. The vessel requires water. You already knew that.

Screenshots

Calorie Tracker4 screens
Hydrate or Diedrate Tracker4 screens

Verdict

The call

The clearest difference is review sentiment: Hydrate or Diedrate Tracker at 100% against Calorie Tracker's 0%. Hydrate or Diedrate Tracker also leads on price (Free vs $0.99) and rating (4.9 vs 4.5). Calorie Tracker's advantage is in-app purchases (none vs 1) and chart position (#197 vs unranked). On update cadence, 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

Hydrate or Diedrate Tracker is free to download; Calorie Tracker costs $0.99 up front. Hydrate or Diedrate Tracker sells 1 one-off in-app purchase. Calorie Tracker asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Hydrate or Diedrate Tracker holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: Hydrate or Diedrate Tracker has 11 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of Calorie Tracker's written reviews are positive against 100% of Hydrate or Diedrate Tracker's.

UpkeepUpdate frequency

Calorie Tracker ships an update every 3 days, Hydrate or Diedrate Tracker every 2 days. The most recent releases landed on September 11, 2026 and September 18, 2026 respectively.

Scorecard8 real differences · 3 level
Calorie Tracker versus Hydrate or Diedrate Tracker: the parameters behind the verdict, then further details
ParameterCalorie TrackerHydrate or Diedrate Tracker
Price$0.99Free — better
Rating4.5 (2 ratings)4.9 (11 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings211 — better
Update frequencyEvery 3 daysEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
Best chart rank#197 — better—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.1 — better
Further details — not scored
Size109 MB41 MB
Age rating4+4+
DeveloperOna Pacholo AsisRaymond Rothwell

Customer experience

Calorie Tracker

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Hydrate or Diedrate Tracker

All ratings11 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Calorie Tracker

No in-app purchases

1 purchases

Hydrate or Diedrate Tracker

One-time1
  • Hydrate or Diedrate$4.99

Questions

Is Calorie Tracker free?
Calorie Tracker costs $0.99, with no in-app purchases.
Is Hydrate or Diedrate Tracker free?
Hydrate or Diedrate Tracker is free to download, with in-app purchases available.
Which has better reviews, Calorie Tracker or Hydrate or Diedrate Tracker?
Hydrate or Diedrate Tracker is rated higher. Calorie Tracker averages 4.5 out of 5 from 2 ratings, while Hydrate or Diedrate Tracker averages 4.9 from 11 ratings.
Do Calorie Tracker or Hydrate or Diedrate Tracker have ads?
Neither Calorie Tracker nor Hydrate or Diedrate Tracker shows ads.
Which is updated more often, Calorie Tracker or Hydrate or Diedrate Tracker?
Calorie Tracker ships an update every 3 days, and Hydrate or Diedrate Tracker every 2 days. Most recently, Calorie Tracker was updated on September 11, 2026 and Hydrate or Diedrate Tracker on September 18, 2026.

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