Comparison

JuiceCalc vs WattWise

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

Head to head
About

JuiceCalc

Features
Read full description

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

About

WattWise

Features
Read full description

WattWise helps EV drivers estimate charging costs, compare charging rates, and understand every charging session before plugging in. Choose your charging rate, adjust your EV details, and instantly see estimated session cost, charging time, energy required, miles added, and cost per mile. WattWise is simple, private, and easy to use. Your charging sessions and tariff preferences stay on your device. Features: • Estimate EV charging session cost • Compare Off-Peak, Peak, Public, and Custom rates • Calculate charging duration • Estimate miles added • View cost per mile • Save recent sessions locally • Customise charging rate presets

Screenshots

JuiceCalc4 screens
WattWise3 screens

Verdict

The call

The clearest difference is in-app purchases: WattWise at none against JuiceCalc's 3. JuiceCalc's advantage is iOS requirement (17.0 vs 26.4). On price, ads 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. JuiceCalc sells 3 one-off in-app purchases. WattWise asks for nothing beyond the download.

Scorecard2 real differences Ā· 4 level
JuiceCalc versus WattWise: the parameters behind the verdict, then further details
ParameterJuiceCalcWattWise
PriceFreeFree
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhoneiPhone, iPad — better
Requires iOS17.0 — better26.4
Further details — not scored
Size9 MB2 MB
Age rating4+4+
DeveloperRaffael BuehlmannGary Haslett

In-app purchases

3 purchases

JuiceCalc

One-time3
  • Small Coffee$0.99
  • Large Coffee$2.99
  • Piece of Cake$6.99
None

WattWise

No in-app purchases

Questions

Is JuiceCalc free?
JuiceCalc is free to download, with in-app purchases available.
Is WattWise free?
WattWise is free to download, with no in-app purchases.
Do JuiceCalc or WattWise have ads?
Neither JuiceCalc nor WattWise shows ads.

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