# eSOMS Maintenance vs CRM.Client

The clearest difference is update cadence: CRM.Client at every 2 months against eSOMS Maintenance's every 12 months. CRM.Client also leads on iOS requirement (12.0 vs 15.0). 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.

eSOMS Maintenance ships an update every 12 months, CRM.Client every 2 months. The most recent releases landed on September 18, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | eSOMS Maintenance | CRM.Client |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 months** |
| Size | 9 MB | 163 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hitachi Energy USA Inc.](https://appshunter.io/developer/513449048) | [Aurea Software Incorporated](https://appshunter.io/developer/1042312051) |

## What reviewers say

### eSOMS Maintenance

[App page](https://appshunter.io/ios/app/esoms-maintenance/id1280283328)

**Features:** macOS Compatibility

**In-app purchases:** none


### CRM.Client

[App page](https://appshunter.io/ios/app/crmclient/id1531699672)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is eSOMS Maintenance free?

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

### Is CRM.Client free?

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

### Do eSOMS Maintenance or CRM.Client have ads?

Neither eSOMS Maintenance nor CRM.Client shows ads.

### Which is updated more often, eSOMS Maintenance or CRM.Client?

eSOMS Maintenance ships an update every 12 months, and CRM.Client every 2 months. Most recently, eSOMS Maintenance was updated on September 18, 2026 and CRM.Client on September 20, 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.*