# efX vs Gridphase

The clearest difference is iOS requirement: efX at 8.0 against Gridphase's 12.0. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 1, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | efX | Gridphase |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/efx-mobile/id6447209822/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | — |
| Size | 65 MB | 57 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [North Star Imaging, Inc.](https://appshunter.io/developer/1680582216) | [GRID INSTRUMENTS d.o.o.](https://appshunter.io/developer/1711794018) |

## What reviewers say

### efX

[App page](https://appshunter.io/ios/app/efx-mobile/id6447209822)

Monitor the status and usage of your x-ray systems remotely. Track scan progress, view live data, and manage your devices from anywhere. Requires a North Star Imaging X-ray system and service agreement.

**Highlights:** View all x-ray systems at once, Monitor system usage, Track scan progress, View live system data, Enterprise management options, Private mode for secure environments

**In-app purchases:** none


### Gridphase

[App page](https://appshunter.io/ios/app/gridphase/id6469338974)

**In-app purchases:** none


## Frequently asked questions

### Is efX free?

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

### Is Gridphase free?

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

### Do efX or Gridphase have ads?

Neither efX nor Gridphase shows ads.

### Which is updated more often, efX or Gridphase?

efX ships an update every 3 months, and Gridphase every 3 months. Most recently, efX was updated on October 1, 2026 and Gridphase on September 30, 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.*