Comparison

KOJI Filter App vs ChargeBuddy

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

Head to head
About

KOJI Filter App

Features
Read full description

KOJI Filter App lets you manage the maintenance and care of your beloved car. You can manage unlimited number of vehicles with automated notification on your next service maintenance. You can even keep track on service history and log future service plan. KOJI Filter App can also provide timely alerts for Car Registration and Change Oil due dates. You can also save vehicle service history and future car updates for easy reference. KOJI Filter App is also the digital filter catalogue for all KOJI Filters. Search filter application organized per vehicle model. And if you have your original part number, you can also check the corresponding KOJI part number too.

About

ChargeBuddy

This app helps electric vehicle owners meticulously log and analyze their charging sessions. Track energy added, costs, locations, and charging networks to understand your EV charging habits and expenses over time.

Highlights
  • Log charging sessions with details
  • Build and search charging history
  • Analyze charging costs and habits
  • Visualize charging trends with charts
  • Organize charging locations
  • Track multiple charging networks
Features
Read full description

ChargeBuddy is your personal EV charging log, built to help you understand exactly where, when, and how much you charge. Whether you're plugging in at home, charging at work, or stopping at a DC fast charger on a road trip, ChargeBuddy gives you one place to keep a complete history of your EV charging. LOG EVERY CHARGE Quickly record your charging sessions with the details that matter, including energy added, cost, charging location, network, charging type, vehicle, and more. BUILD YOUR CHARGING HISTORY Every session becomes part of your searchable charging history. Filter your records by date, location, or charging type to quickly find the session you're looking for. UNDERSTAND YOUR CHARGING COSTS See how much you've spent charging your EV, your average cost per kWh, and how your home charging compares with public charging. Your dashboard gives you an at-a-glance view of: • Total charging sessions • Total energy charged • Lifetime charging cost • Average cost per kWh • Recent charging activity • Home vs. public charging • Charging network usage DISCOVER YOUR CHARGING HABITS ChargeBuddy turns your charging history into useful statistics and insights. Explore your average session cost, average energy per charge, estimated battery cycles, home charging savings, DC fast charging premiums, and more. See highlights from your history, including your most expensive charge, cheapest charge, largest charging session, and best value. FOLLOW YOUR TRENDS Visual charts make it easy to see how your charging changes over time. Explore monthly energy use, charging costs, average cost per kWh, home vs. public charging, charging network costs, and other trends based on your saved sessions. ORGANIZE YOUR CHARGING LOCATIONS Save the places you charge most often and organize them as Home, Work, or Public locations. Keep track of charging type, network, and typical energy pricing for each location. TRACK MULTIPLE CHARGING NETWORKS See how much energy and money you've spent across the charging networks you use, making it easy to compare your charging habits and costs. BUILT FOR EV OWNERS WHO LIKE THE DETAILS ChargeBuddy is designed for EV owners who want more than a receipt that disappears after a charging session. Build your own long-term charging history and see the real numbers behind owning and charging your EV. Your EV keeps track of the miles. ChargeBuddy keeps track of the charging.

Screenshots

KOJI Filter App4 screens
ChargeBuddy4 screens

Verdict

The call

The clearest difference is in-app purchases: KOJI Filter App at none against ChargeBuddy's 1. KOJI Filter App also leads on iOS requirement (15.0 vs 18.0). ChargeBuddy's advantage is update cadence (every 6 days vs every 6 months). On price, 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. ChargeBuddy sells 1 one-off in-app purchase. KOJI Filter App asks for nothing beyond the download.

UpkeepUpdate frequency

KOJI Filter App ships an update every 6 months, ChargeBuddy every 6 days. The most recent releases landed on October 19, 2026 and October 23, 2026 respectively.

Scorecard3 real differences · 6 level
KOJI Filter App versus ChargeBuddy: the parameters behind the verdict, then further details
ParameterKOJI Filter AppChargeBuddy
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 6 monthsEvery 6 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.0
Further details — not scored
Size74 MB6 MB
Age rating4+4+
DeveloperHarren ChuaRichard Walker

In-app purchases

None

KOJI Filter App

No in-app purchases

1 purchases

ChargeBuddy

One-time1
  • ChargeBuddy Pro$1.99

Questions

Is KOJI Filter App free?
KOJI Filter App is free to download, with no in-app purchases.
Is ChargeBuddy free?
ChargeBuddy is free to download, with in-app purchases available.
Do KOJI Filter App or ChargeBuddy have ads?
Neither KOJI Filter App nor ChargeBuddy shows ads.
Which is updated more often, KOJI Filter App or ChargeBuddy?
KOJI Filter App ships an update every 6 months, and ChargeBuddy every 6 days. Most recently, KOJI Filter App was updated on October 19, 2026 and ChargeBuddy on October 23, 2026.

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