EV CALC vs WattWise
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EV CALC
Estimate electric vehicle charging time, range, and cost across various charging systems. Features customizable charging speeds, a range slider, and a countdown timer with notifications. Supports all charger types and major EV models, with zero personal data collection and no ads.
- Estimate charge time, range, and cost
- Customizable charging speeds
- Range slider for desired range
- Countdown timer with charge completion notifications
- Supports all charger types and major EV models
- Offline timer functionality
- Zero personal data collection and no ads
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EV CALC lets you easily estimate your electric vehicle charge time, range and cost no matter what charging system you are connecting to. With 4 customisable charging speeds, you can instantly toggle between your common chargers. Simply tap on the charging speed, swipe the range that you need and you'll clearly see the cost, range and time it will take to complete the charge. Quickly set a timer to count down the minutes until your charge is complete. The app will notify you when your charge is at 80%, so you can avoid any idle fees. With one tap and a swipe you'll clearly see: - How long your charge will take - How much it will cost - When it will be finished With all the varied charging options out there - this app keeps things simple and reliable. With the bonus features: - Most common presets configurable in the settings - Accurate range calculator - Auto EV car setup with an accurate range estimate - Supports all charger types and major models of Electric Cars - Zero personal data collection and no adverts - Sustainable dev, minimum app size so that you can download instantly while mobile - Offline timer, even if you accidentally close the app we'll still notify you Perfect for any Tesla, BMW, Nissan, Lucid Air, Mercedes EV, etc. Compatible with all major charging networks, Pod Point, Osprey, Shell Recharge, BP Pulse, Zero Carbon World, Blink, Electricity America, EVGO, Alfa, MFG, Chademo, and Tesla Super Chargers.
WattWise
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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
Verdict
The clearest difference is iOS requirement: EV CALC at 11.0 against WattWise's 26.4. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | EV CALC | WattWise |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 90.9% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 26.4 |
| Further details — not scored | ||
| Size | 23 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Ulterium Ltd | Gary Haslett |
In-app purchases
EV CALC
No in-app purchases
WattWise
No in-app purchases
