# FieldTechELM vs Conductor ESI

The clearest difference is iOS requirement: Conductor ESI at 12.4 against FieldTechELM's 16.0. 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.

## The numbers

| Metric | FieldTechELM | Conductor ESI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Size | 39 MB | 13 MB |
| Requires iOS | 16.0 | **12.4** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ELM Fieldsight LLC](https://appshunter.io/developer/1654990606) | [Energy Security](https://appshunter.io/developer/1720532052) |

## What reviewers say

### FieldTechELM

[App page](https://appshunter.io/ios/app/fieldtechelm/id6464528893)

**In-app purchases:** none


### Conductor ESI

[App page](https://appshunter.io/ios/app/conductor-esi/id6474068359)

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

**In-app purchases:** none


## Frequently asked questions

### Is FieldTechELM free?

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

### Is Conductor ESI free?

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

### Do FieldTechELM or Conductor ESI have ads?

Neither FieldTechELM nor Conductor ESI shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*