Comparison

JuiceCalc vs WattaCar

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

Head to head
About

JuiceCalc

Features
Read full description

JuiceCalc โ€“ Calculate Your EV Charging Costs with Ease You drive an electric car and want to quickly find out how much your charging costs? With JuiceCalc, you get the answer in seconds โ€“ simple, clear, and no fluff. Optionally including charging loss. Three modes โ€“ one goal: clarity โ€ข Charging session: Enter your battery start and end levels (e.g., from 17% to 69%) โ€“ JuiceCalc calculates the charged kWh and shows your cost instantly. Charging loss included if you want. โ€ข Direct input: Know exactly how many kWh you charged? Just enter it โ€“ done! โ€ข Consumption calculator: Enter your driven distance and get your consumption calculated precisely โ€“ keeping your energy use in check. Why JuiceCalc? โ€ข Intuitive design โ€“ clean, modern, and straightforward โ€ข Fast operation โ€“ focus on what matters โ€ข No ads, no distractions โ€“ just pure calculation For all EV drivers. Whether at home, at your wallbox, or on the go at a fast charger โ€“ JuiceCalc keeps your charging costs under control.

About

WattaCar

Features
Read full description

WattaCar: Your EV Charging Assistant Estimate your electric vehicle's charging time and cost at a glance. Welcome to WattaCar, the ultimate app for estimating the charging time and cost of your electric vehicle, wherever you are: at home, at work, or on the go. Simply indicate your desired charge level, and WattaCar takes care of the rest: Precise estimation of charging time and cost. Smart notifications when your battery is ready. Optimization of your battery's lifespan by keeping the charge between 20% and 80%. With WattaCar, you know exactly how much time is left and how much it will cost, even before plugging in your vehicle. Avoid unexpected fees with smart alerts and preserve your battery. Main Features: Vehicle Selection: Choose your model from a comprehensive list including Tesla, BYD, Nissan Leaf, BMW i3, Renault Zoรฉ, Hyundai Kona Electric, Kia e-Niro, Volkswagen ID.4, Ford Mustang Mach-E, Chevrolet Bolt EV, Audi e-tron, Jaguar I-PACE, Porsche Taycan, Mercedes-Benz EQ, Rivian, Lucid Motors, and many more. Charge Levels: Indicate your current and desired charge levels to get a precise estimate of time and cost. Notifications: Get notified when your battery reaches the desired level. Remaining Time: View the remaining time to reach your desired charge. Expense Tracking: Check your charging history, manually add entries, or export your data in CSV format for detailed tracking. Add Vehicles: Is your model not in the list? Request its addition directly from the app. Compatibility: WattaCar works with all electric vehicles and all charging stations (home chargers, Tesla Superchargers, Ionity, Shell Recharge, EVBox, ChargePoint, Electrify America, Blink Charging, Webasto, ABB, Alpitronic, EVgo, Fastned, Enel X, GreenWay, and many more). Free Trial and Pro Subscription: Enjoy all the features of WattaCar during your trial period to plan your charging with peace of mind. At the end of your trial, your Pro subscription will automatically start for an optimal experience. Privacy and Accuracy: Your privacy is our priority: no personal data is collected. Estimates may vary depending on external factors (battery age, temperature, charger type). Our database is regularly updated. Database Information and Disclaimer: The vehicle database used in WattaCar was manually created by collecting data from manufacturer brochures and various available sources. Although we strive to make this database as accurate and reliable as possible, errors may still exist. The application developer cannot be held responsible for these errors and has no affiliation with manufacturers or specialized websites. Users can anonymously report data errors from the app. Please note that no compensation is provided for corrections or vehicle suggestions submitted by users. For more information, visit our website at https://wattacar.app Take the time to read the Privacy Policy and legal documents of the application on the website: https://wattacar.app/legal.html Terms of use : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

JuiceCalc4 screens
WattaCar4 screens

Verdict

The call

The clearest difference is update cadence: JuiceCalc at every 3 weeks against WattaCar's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. JuiceCalc sells 3 one-off in-app purchases and WattaCar sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

JuiceCalc ships an update every 3 weeks, WattaCar every 3 months. The most recent releases landed on August 17, 2026 and September 22, 2026 respectively.

Scorecard1 real difference ยท 5 level
JuiceCalc versus WattaCar: the parameters behind the verdict, then further details
ParameterJuiceCalcWattaCar
PriceFreeFree
Update frequencyEvery 3 weeks โ€” betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
DevicesiPhoneiPhone
Requires iOS17.0 โ€” better18.4
Further details โ€” not scored
Size9 MB8 MB
Age rating4+4+
DeveloperRaffael BuehlmannLaurent Peignault

In-app purchases

3 purchases

JuiceCalc

One-time3
  • Small Coffee$0.99
  • Large Coffee$2.99
  • Piece of Cake$6.99
2 purchases

WattaCar

Subscriptions2
  • Monthly Pro3 Days trial$1.991 Month
  • Annual Pro$11.991 Year

Questions

Is JuiceCalc free?
JuiceCalc is free to download, with in-app purchases available.
Is WattaCar free?
WattaCar is free to download, with in-app purchases available.
Do JuiceCalc or WattaCar have ads?
Neither JuiceCalc nor WattaCar shows ads.
Which is updated more often, JuiceCalc or WattaCar?
JuiceCalc ships an update every 3 weeks, and WattaCar every 3 months. Most recently, JuiceCalc was updated on August 17, 2026 and WattaCar on September 22, 2026.

Other comparisons