Comparison

WATA vs OOS

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

Head to head
About

WATA

This app promotes ecological fitness by converting exercise energy into electricity. Track workouts, compete for points, and discover eco-friendly gyms. Earn rewards for your environmental efforts.

Highlights
  • Ecological cardio training
  • Kinetic energy conversion to electricity
  • Training assistant and progress monitoring
  • Competition and leaderboards
  • Discover eco-friendly gyms
  • Earn rewards for electricity generated
Features
Read full description

The WATA app was designed and created to promote the idea of ecological cardio training at the gym. Working with SportsArt ECO - POWR machines, the kinetic energy of the exercisers is converted into electricity. Limiting CO2 emissions to the atmosphere is becoming a priority for all world economies, and technological changes used to reduce electricity consumption are becoming increasingly popular. Not only in households, but also in enterprises. The latest ECO POWR technology allows such activities in the field of fitness clubs and gyms. WATA is an innovative application combining the functionality of a sports tracker and enabling the promotion of ecological behavior through competition and prizes. 1. Training assistant Practice on SportsArt Eco-Powr equipment, monitor your training results and check your progress. 2. Competition Recover electricity, earn points and track your position in the ranking of the most engaged exercisers. Be an eco-winner in achieving goals. 3. Ecological gyms Be the first to learn about eco gyms in your city or search for them wherever you are. Choose environmentally friendly fitness clubs equipped with the latest equipment with Eco-Powr technology. 4. Awards Earn points for the electricity produced and receive rewards at your gym. WATA app connects with HEALTH app and sends info with time and distance and the amount of kcal generated during the workout.

About

OOS

Features
Read full description

Oprogramowanie dla klientów obiektów sportowych. Znajdź swój klub sportowy, zaloguj się na swoje konto i w dowolnej chwili: - sprawdź grafik zajęć - zapisz się na zajęcia - sprawdź ważność swojego karnetu - sprawdź datę następnej płatności dla umowy członkowskiej - sprawdź ilość punktów lojalnościowych - nie musisz pamiętać o karcie członkowskiej, wystarczy wygenerować kod kreskowy/QR w aplikacji (*) Dostępność opcji uzależniona jest od obiektu sportowego

Screenshots

WATA4 screens
OOS4 screens

Verdict

The call

The clearest difference is device support: OOS at 3 against WATA's 1. OOS also leads on iOS requirement (12.4 vs 16.0). On price, update cadence, ads and in-app purchases 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.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 6, 2026 and September 7, 2026 respectively.

Scorecard2 real differences · 7 level
WATA versus OOS: the parameters behind the verdict, then further details
ParameterWATAOOS
PriceFreeFree
Rating3.0 (2 ratings) — better
Number of ratings2 — better
Update frequencyEvery 3 monthsEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.012.4 — better
Further details — not scored
Size29 MB42 MB
Age rating4+4+
DeveloperIMG S.A.Lukasz Kmiecik

In-app purchases

None

WATA

No in-app purchases

None

OOS

No in-app purchases

Questions

Is WATA free?
WATA is free to download, with no in-app purchases.
Is OOS free?
OOS is free to download, with no in-app purchases.
Do WATA or OOS have ads?
Neither WATA nor OOS shows ads.
Which is updated more often, WATA or OOS?
WATA ships an update every 3 months, and OOS every 3 months. Most recently, WATA was updated on September 6, 2026 and OOS on September 7, 2026.

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