# CEI vs ACI DSIM

The clearest difference is update cadence: ACI DSIM at every 3 weeks against CEI's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

CEI ships an update every 2 months, ACI DSIM every 3 weeks. The most recent releases landed on September 8, 2026 and May 14, 2026 respectively.

## The numbers

| Metric | CEI | ACI DSIM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/cei-ness/id1404019689/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 185 MB | 59 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Commercial Electronics, Inc.](https://appshunter.io/developer/1404019688) | [ACI Communications, Inc.](https://appshunter.io/developer/1141246666) |

## What reviewers say

### CEI

[App page](https://appshunter.io/ios/app/cei-ness/id1404019689)

Track and map spare electronics inventory for businesses needing on-hand replacements. Virtually tag items for repair, associate problems, and record deployment settings. Map deployments and failures within the application.

**Highlights:** Remote inventory tracking, Spare electronics management, Virtual tagging for repair, Associate repair problems, Record deployment settings, Map deployments and failures

**Features:** macOS Compatibility

**In-app purchases:** none


### ACI DSIM

[App page](https://appshunter.io/ios/app/aci-dsim/id1550253698)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CEI free?

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

### Is ACI DSIM free?

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

### Do CEI or ACI DSIM have ads?

Neither CEI nor ACI DSIM shows ads.

### Which is updated more often, CEI or ACI DSIM?

CEI ships an update every 2 months, and ACI DSIM every 3 weeks. Most recently, CEI was updated on September 8, 2026 and ACI DSIM on May 14, 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.*