# EnerTechnician vs LaserCalc Mobile

The clearest difference is in-app purchases: EnerTechnician at none against LaserCalc Mobile's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. LaserCalc Mobile sells 4 in-app purchases, starting at $9.99 per month. EnerTechnician asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | EnerTechnician | LaserCalc Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (6 ratings)](https://appshunter.io/ios/app/lasercalc-mobile/id6502254919/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 81 MB | 85 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Enertech Global LLC](https://appshunter.io/developer/1649320521) | [Imogen Technologies, LLC](https://appshunter.io/developer/1744792441) |

## What reviewers say

### EnerTechnician

[App page](https://appshunter.io/ios/app/enertechnician/id6443991829)

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

**In-app purchases:** none


### LaserCalc Mobile

[App page](https://appshunter.io/ios/app/lasercalc-mobile/id6502254919)

This app assists HVAC professionals with accurate load calculations for residential and commercial projects. It adheres to industry-standard ACCA Manual J 8th Edition guidelines, integrating data from DOE and NREL for precise results.

**Highlights:** ACCA Manual J 8th Edition compliance, DOE and NREL data integration, Professional HVAC load calculations, Supports contractors and engineers

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Monthly Subscription | $9.99 | per month |
| LaserCalc Pro | $49.99 | per month |
| Monthly Subscription | $9.99 | one-time |


## Frequently asked questions

### Is EnerTechnician free?

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

### Is LaserCalc Mobile free?

LaserCalc Mobile is free to download, with in-app purchases available.

### Do EnerTechnician or LaserCalc Mobile have ads?

Neither EnerTechnician nor LaserCalc Mobile shows ads.

### Which is updated more often, EnerTechnician or LaserCalc Mobile?

EnerTechnician ships an update every 3 weeks, and LaserCalc Mobile every 3 weeks. Most recently, EnerTechnician was updated on November 3, 2026 and LaserCalc Mobile 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.*