# Heat Engineer vs Amply Heat Pump Copilot

The clearest difference is in-app purchases: Amply Heat Pump Copilot at none against Heat Engineer's 1. Amply Heat Pump Copilot also leads on update cadence (every 3 weeks vs every 2 months) and review sentiment (89% vs 79%). Heat Engineer's advantage is iOS requirement (16.4 vs 26.0). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Heat Engineer sells 1 one-off in-app purchase. Amply Heat Pump Copilot asks for nothing beyond the download.

Heat Engineer ships an update every 2 months, Amply Heat Pump Copilot every 3 weeks. The most recent releases landed on October 18, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Heat Engineer | Amply Heat Pump Copilot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (20 ratings)](https://appshunter.io/ios/app/amply-heat-pump-copilot/id6452838646/reviews)** |
| Number of ratings | — | **20** |
| Positive reviews | 78.9% of reviews | **88.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 306 MB | 43 MB |
| Requires iOS | **16.4** | 26.0 |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Heat Engineer Software Ltd](https://appshunter.io/developer/1461678894) | [Amply Energy, Inc](https://appshunter.io/developer/1684441959) |

## What reviewers say

### Heat Engineer

[App page](https://appshunter.io/ios/app/heat-engineer/id879510552)

This app assists heating engineers and surveyors in collecting property data for heating system installations. It supports heat loss reports for various technologies and includes tools for sound assessments and quick estimations. Data is automatically saved for later review and amendment.

**Highlights:** Heat loss survey for BS EN 12831, CIBSE, and MCS standards, MCS 020 sound assessment for Air Source Heat Pumps, Quick heat loss estimator tool, Automatic data saving and history for amendments, Room-by-room heat loss calculation, Photo capture for rooms and installation locations, Fuel comparisons and running cost calculations

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MCS 020 PDF Report Token | $2.99 | one-time |


### Amply Heat Pump Copilot

[App page](https://appshunter.io/ios/app/amply-heat-pump-copilot/id6452838646)

This app streamlines heat pump sales and design for professionals. It uses LiDAR and AI to measure homes, perform ACCA-approved load calculations, and create system designs. Generate beautiful proposals on-site for faster closing and share designs with installation teams.

**Highlights:** Home measurement with LiDAR and AI, ACCA Manual J load calculations, 3D floor plan creation, Virtual equipment placement, Engaging design proposals, Offline functionality

**In-app purchases:** none


## Frequently asked questions

### Is Heat Engineer free?

Heat Engineer is free to download, with in-app purchases available.

### Is Amply Heat Pump Copilot free?

Amply Heat Pump Copilot is free to download, with no in-app purchases.

### Do Heat Engineer or Amply Heat Pump Copilot have ads?

Neither Heat Engineer nor Amply Heat Pump Copilot shows ads.

### Which is updated more often, Heat Engineer or Amply Heat Pump Copilot?

Heat Engineer ships an update every 2 months, and Amply Heat Pump Copilot every 3 weeks. Most recently, Heat Engineer was updated on October 18, 2026 and Amply Heat Pump Copilot on October 5, 2026.

---

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