# SimpleVMS vs ACDI Energy

The clearest difference is rating: SimpleVMS at 5.0 against ACDI Energy's 4.1. SimpleVMS also leads on update cadence (every 3 weeks vs every 5 months) and iOS requirement (10.0 vs 15.6). ACDI Energy's advantage is ratings volume (78 vs 3) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SimpleVMS holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: ACDI Energy has 78 ratings behind it against 3, so its average is the more settled of the two.

SimpleVMS ships an update every 3 weeks, ACDI Energy every 5 months. The most recent releases landed on October 6, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SimpleVMS | ACDI Energy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/simplevms/id1208161339/reviews)** | [4.1 (78 ratings)](https://appshunter.io/ios/app/acdi-energy/id6467875678/reviews) |
| Number of ratings | 3 | **78** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free | Free |
| Size | 52 MB | 159 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Scott Frost](https://appshunter.io/developer/1208161338) | [EvGateway](https://appshunter.io/developer/1502553145) |

## What reviewers say

### SimpleVMS

[App page](https://appshunter.io/ios/app/simplevms/id1208161339)

This application serves as a time clock for users of the SimpleVMS platform. It allows for easy clocking in and out of work shifts. Designed for business use, it streamlines time tracking for employees.

**Highlights:** Time clock functionality, Clock in/out for shifts, Simple interface, Business time tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### ACDI Energy

[App page](https://appshunter.io/ios/app/acdi-energy/id6467875678)

Locate and navigate to EV charging stations, manage your account, and initiate paperless charging sessions. Request RFID cards, receive status notifications, and report station issues with photos and descriptions. Enjoy complete control and visibility over your charging activity.

**Highlights:** Locate and navigate to charging stations, Initiate paperless charging sessions, Manage account and billing information, Request RFID cards, Receive charging status notifications, Report station issues with photos

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is SimpleVMS free?

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

### Is ACDI Energy free?

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

### Which has better reviews, SimpleVMS or ACDI Energy?

SimpleVMS is rated higher. SimpleVMS averages 5.0 out of 5 from 3 ratings, while ACDI Energy averages 4.1 from 78 ratings.

### Do SimpleVMS or ACDI Energy have ads?

Neither SimpleVMS nor ACDI Energy shows ads.

### Which is updated more often, SimpleVMS or ACDI Energy?

SimpleVMS ships an update every 3 weeks, and ACDI Energy every 5 months. Most recently, SimpleVMS was updated on October 6, 2026 and ACDI Energy on October 27, 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.*