# CHAEVI vs SCal

The clearest difference is in-app purchases: CHAEVI at none against SCal's 1. CHAEVI also leads on update cadence (every 2 weeks vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SCal sells 1 in-app purchase, starting at $1.99 per month. CHAEVI asks for nothing beyond the download.

CHAEVI ships an update every 2 weeks, SCal every 5 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | CHAEVI | SCal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (7 ratings)](https://appshunter.io/ios/app/chaevi-ev-charging/id1666742082/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | Ad-supported | — |
| Size | 18 MB | 61 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chaevi. co., Ltd](https://appshunter.io/developer/1381273351) | [JongHyun Lee](https://appshunter.io/developer/1061983200) |

## What reviewers say

### CHAEVI

[App page](https://appshunter.io/ios/app/chaevi-ev-charging/id1666742082)

This app simplifies electric vehicle charging by allowing users to find, reserve, and pay for charging stations. It provides real-time charging status and eliminates the need for multiple physical charging cards.

**Highlights:** Find charging stations, Reserve charging spots, Pay for charging, Real-time charging status, Eliminates multiple charging cards

**In-app purchases:** none


### SCal

[App page](https://appshunter.io/ios/app/scal-smart-schedule-planner/id6786153653)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Pass | $1.99 | per month |


## Frequently asked questions

### Is CHAEVI free?

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

### Is SCal free?

SCal is free to download, with in-app purchases available.

### Do CHAEVI or SCal have ads?

Both CHAEVI and SCal show ads.

### Which is updated more often, CHAEVI or SCal?

CHAEVI ships an update every 2 weeks, and SCal every 5 weeks. Most recently, CHAEVI was updated on October 24, 2026 and SCal on October 24, 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.*