# Kilowatt vs K12 Class

The clearest difference is price: K12 Class at Free against Kilowatt's $2.99. K12 Class also leads on iOS requirement (13.0 vs 26.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

K12 Class is free to download; Kilowatt costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Kilowatt ships an update monthly, K12 Class every 2 months. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Kilowatt | K12 Class |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.4 (18 ratings)](https://appshunter.io/ios/app/kilowatt-electric-car-timer/id1502312657/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 81.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Paid | **Free** |
| Size | 18 MB | 20 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Automatique VOF](https://appshunter.io/developer/304849847) | [ShenZhen Netinfo Technology Co., Ltd.](https://appshunter.io/developer/1439296368) |

## What reviewers say

### Kilowatt

[App page](https://appshunter.io/ios/app/kilowatt-electric-car-timer/id1502312657)

Estimate electric car charging times accurately by selecting your vehicle, charger, and desired battery percentage. Get notified when charging is complete and view estimated range. Supports custom vehicles and chargers.

**Highlights:** Accurate charge time estimates, Personalized vehicle garage, 300+ vehicle templates, Customizable charging goals, Estimated range display, Custom charger support, Dark mode

**Features:** iPhone Duo support

**In-app purchases:** none


### K12 Class

[App page](https://appshunter.io/ios/app/k12-class/id6471573229)

Facilitates cross-platform screen mirroring and interaction between devices. Enables enhanced interactivity and can be used alongside other collaboration tools.

**Highlights:** Cross-platform connectivity, Two-way screen mirroring, Enhanced interactivity, Simultaneous use with IdeaHub

**In-app purchases:** none


## Frequently asked questions

### Is Kilowatt free?

Kilowatt costs $2.99, with no in-app purchases.

### Is K12 Class free?

K12 Class is free to download, with no in-app purchases.

### Do Kilowatt or K12 Class have ads?

Neither Kilowatt nor K12 Class shows ads.

### Which is updated more often, Kilowatt or K12 Class?

Kilowatt ships an update monthly, and K12 Class every 2 months. Most recently, Kilowatt was updated on November 7, 2026 and K12 Class on November 4, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*