# Conductivity Basic for EC115B vs Heat Exchanger Area Pro

The clearest difference is update cadence: Conductivity Basic for EC115B at every 15 months against Heat Exchanger Area Pro's every 57 months. Conductivity Basic for EC115B also leads on iOS requirement (9.0 vs 16.1). On ads, in-app purchases and device support there is nothing between them.

Conductivity Basic for EC115B ships an update every 15 months, Heat Exchanger Area Pro every 57 months. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Conductivity Basic for EC115B | Heat Exchanger Area Pro |
| --- | --- | --- |
| Price | **Free** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 15 months** | Every 57 months |
| Size | 20 MB | 1 MB |
| Requires iOS | **9.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jenco Instruments, Inc.](https://appshunter.io/developer/1275832649) | [Imran Pinjara](https://appshunter.io/developer/1484488781) |

## What reviewers say

### Conductivity Basic for EC115B

[App page](https://appshunter.io/ios/app/conductivity-basic-for-ec115b/id1315394053)

**Features:** macOS Compatibility

**In-app purchases:** none


### Heat Exchanger Area Pro

[App page](https://appshunter.io/ios/app/heat-exchanger-area-pro/id1487353492)

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

**In-app purchases:** none


## Frequently asked questions

### Is Conductivity Basic for EC115B free?

Conductivity Basic for EC115B is free to download, with no in-app purchases.

### Is Heat Exchanger Area Pro free?

Pricing for Heat Exchanger Area Pro is not currently listed on the App Store.

### Do Conductivity Basic for EC115B or Heat Exchanger Area Pro have ads?

Neither Conductivity Basic for EC115B nor Heat Exchanger Area Pro shows ads.

### Which is updated more often, Conductivity Basic for EC115B or Heat Exchanger Area Pro?

Conductivity Basic for EC115B ships an update every 15 months, and Heat Exchanger Area Pro every 57 months. Most recently, Conductivity Basic for EC115B was updated on October 7, 2026 and Heat Exchanger Area Pro on October 1, 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.*