Comparison

Onelog Mobile vs WattaCar

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

Head to head
About

Onelog Mobile

This app is exclusively for existing Onelog Mobile customers whose organizations have purchased and enabled the module. Users must register within their organization to access its features. Consult your library or resource center for registration details and availability.

Highlights
  • Organizational registration required
  • Module-specific access
  • Resource center consultation
  • Secure login functionality
Features
Read full description

** For Onelog Mobile Customers Only ** To use the Onelog Mobile app your organization must have purchased and enabled the optional Onelog Mobile module. You must register within your organization in order to use this app as registration details are required. Consult your library or resource centre for more information on how to register or ask if Onelog Mobile is available to you.

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 Zoé, 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

Onelog Mobile2 screens
WattaCar4 screens

Verdict

The call

The clearest difference is in-app purchases: Onelog Mobile at none against WattaCar's 2. Onelog Mobile also leads on iOS requirement (16.0 vs 18.4). On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. WattaCar sells 2 in-app purchases, starting at $1.99 per month. Onelog Mobile asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 7 level
Onelog Mobile versus WattaCar: the parameters behind the verdict, then further details
ParameterOnelog MobileWattaCar
PriceFreeFree
Rating3.0 (4 ratings) — better—
Number of ratings4 — better—
Update frequencyEvery 3 monthsEvery 3 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad — betteriPhone
Requires iOS16.0 — better18.4
Further details — not scored
Size50 MB8 MB
Age rating17+4+
DeveloperInfo Technology Supply LtdLaurent Peignault

In-app purchases

None

Onelog Mobile

No in-app purchases

2 purchases

WattaCar

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

Questions

Is Onelog Mobile free?
Onelog Mobile is free to download, with no in-app purchases.
Is WattaCar free?
WattaCar is free to download, with in-app purchases available.
Do Onelog Mobile or WattaCar have ads?
Neither Onelog Mobile nor WattaCar shows ads.
Which is updated more often, Onelog Mobile or WattaCar?
Onelog Mobile ships an update every 3 months, and WattaCar every 3 months. Most recently, Onelog Mobile was updated on October 21, 2026 and WattaCar on October 25, 2026.

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