Comparison

Vyyz vs SweatLoss

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

Head to head
About

Vyyz

Features
Read full description

Vyyz is a privacy-first water intake tracker designed exclusively for iPhone and Apple Watch. Built with native technologies and a deep respect for user privacy, it helps you stay hydrated without compromising your personal data. One-Tap Logging. Add water with a single tap. The interface is deliberately simple – tap the plus button, and you're done. No unnecessary steps, no social features, no distractions. Vyyz learns your most-used amounts and adapts to your habits. Complete Privacy. Your water intake data never leaves your devices. Everything is stored locally and synced through your private iCloud account. Apple Watch App and Seamless Multi-Device Synchronization. Log your water intake anywhere and see it instantly on all your devices. Smart Reminders. Set your active hours and reminder frequency. Vyyz respects your schedule, sending gentle nudges only during your specified times. When you reach your daily goal, reminders automatically stop. Weather-Based Intelligence. Enable weather notifications to get extra reminders on hot days or when UV levels are high. Simply choose a city close to you from a pre-loaded list. Works with Apple Health. Using Vyyz with the Apple Health app helps you build a more complete picture of your wellness. With your permission, Vyyz can write water intake data to the Apple Health app, and read manual entries or data from other hydration apps. Personalized Goals. Set your daily goal manually or use an intelligent calculator that considers your age, weight, activity level, diet, lifestyle and other factors. Based on guidelines from EU and US health authorities, it provides personalized recommendations. What Vyyz Doesn't Do. There are a thousand Nos to every Yes. In a world where everyone wants to track you, analyze and monetize you, Vyyz is different: no advertisements, no sponsorships, no tracking, no data collection, no monetization, no nagging to upgrade. Subscription required after trial period. Your subscription ensures ongoing development and support without compromising your privacy with ads, data collection, or sponsored content. Privacy: https://vyyz.app/en/privacy/ Terms of Use: https://vyyz.app/en/terms/

About

SweatLoss

Features
Read full description

Lose sweat, not track. SweatLoss helps you plan your fluid intake for sports, training, and everyday life. The app calculates your hydration needs, accounts for weather and temperature, and reminds you to drink at the right time. Whether it is warm-up, workout, race day, or cool-down, SweatLoss shows how much you have already had, how much is left, and which drinks contribute to your day. Hydration where you train: • Keep your hydration goal and progress in view • Smart reminders at the right time • Adjustments for weather, heat, and personal data • Apple Watch app for quick access during workouts • Widgets for hydration and quick logging • History, trends, and daily overview Caffeine tracking: Track coffee, energy drinks, tea, and other caffeinated drinks. SweatLoss shows your daily intake, personal limit, estimated remaining caffeine, and current caffeine phase. With Live Activities, your caffeine status stays visible on the Lock Screen, Dynamic Island, StandBy, and Apple Watch without opening the app. SweatLoss Premium: • More drink types • Custom drinks and individual amounts • Barcode scanner for faster logging • Alternative app icons • Advanced personalization • Convenience features for everyday life and training Missing a feature? In SweatLoss, you can submit ideas and vote for new features. Drink more consciously, plan smarter, and keep hydration and caffeine in view. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Vyyz4 screens
SweatLoss4 screens

Verdict

The call

The clearest difference is update cadence: SweatLoss at weekly against Vyyz's every 3 months. Vyyz's advantage is iOS requirement (18.5 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Vyyz sells 2 in-app purchases, starting at $3.99 per month and SweatLoss sells 3 in-app purchases, starting at $1.79 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Vyyz ships an update every 3 months, SweatLoss weekly. The most recent releases landed on September 14, 2026 and September 10, 2026 respectively.

Scorecard2 real differences Ā· 4 level
Vyyz versus SweatLoss: the parameters behind the verdict, then further details
ParameterVyyzSweatLoss
PriceFreeFree
Update frequencyEvery 3 monthsWeekly — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, Apple Watch — betteriPhone, Apple Watch
Requires iOS18.5 — better26.0
Further details — not scored
Size28 MB282 MB
Age rating17+12+
DeveloperTamas BartalTIM RORING

In-app purchases

2 purchases

Vyyz

Subscriptions2
  • Monthly subscription7 Days trial$3.991 Month
  • One-year subscription1 Month trial$44.991 Year
3 purchases

SweatLoss

Subscriptions2
  • Premium Monthly1 Month trial$1.791 Month
  • Premium Yearly1 Year trial$12.991 Year
One-time1
  • Premium Lifetime$24.99

Questions

Is Vyyz free?
Vyyz is free to download, with in-app purchases available.
Is SweatLoss free?
SweatLoss is free to download, with in-app purchases available.
Do Vyyz or SweatLoss have ads?
Neither Vyyz nor SweatLoss shows ads.
Which is updated more often, Vyyz or SweatLoss?
Vyyz ships an update every 3 months, and SweatLoss weekly. Most recently, Vyyz was updated on September 14, 2026 and SweatLoss on September 10, 2026.

Other comparisons