# IMSPro Mobile vs NOG Energy Week

The clearest difference is update cadence: NOG Energy Week at weekly against IMSPro Mobile's fortnightly. IMSPro Mobile's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.4). On price, ads and in-app purchases there is nothing between them.

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

IMSPro Mobile ships an update fortnightly, NOG Energy Week weekly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | IMSPro Mobile | NOG Energy Week |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Size | 18 MB | 142 MB |
| Requires iOS | **15.0** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [OnSiteIMS Control Systems](https://appshunter.io/developer/1459758867) | [DMG EVENTS LIMITED](https://appshunter.io/developer/1404435153) |

## What reviewers say

### IMSPro Mobile

[App page](https://appshunter.io/ios/app/imspro-mobile/id1459759586)

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

**In-app purchases:** none


### NOG Energy Week

[App page](https://appshunter.io/ios/app/nog-energy-week/id6479355754)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is IMSPro Mobile free?

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

### Is NOG Energy Week free?

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

### Do IMSPro Mobile or NOG Energy Week have ads?

Neither IMSPro Mobile nor NOG Energy Week shows ads.

### Which is updated more often, IMSPro Mobile or NOG Energy Week?

IMSPro Mobile ships an update fortnightly, and NOG Energy Week weekly. Most recently, IMSPro Mobile was updated on November 3, 2026 and NOG Energy Week 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.*