# TNFR vs Air Engineers LLC

The clearest difference is iOS requirement: Air Engineers LLC at 12.0 against TNFR's 15.6. 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 | TNFR | Air Engineers LLC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (58 ratings)](https://appshunter.io/ios/app/tnfr/id1257180491/reviews)** | — |
| Number of ratings | **58** | — |
| Positive reviews | 90.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 29 MB | 33 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The New Flat Rate](https://appshunter.io/developer/1257180280) | [Innovo, LLC](https://appshunter.io/developer/578406063) |

## What reviewers say

### TNFR

[App page](https://appshunter.io/ios/app/tnfr/id1257180491)

This app helps HVAC, Plumbing, and Electrical service providers present five price options for every service call. It streamlines the sales process for technicians by allowing customers to choose their preferred solution, potentially increasing average service call revenue without direct price hikes.

**Highlights:** Offer 5 price options per service call, Interactive diagnostic steps, Summary of findings/project management, Simple invoicing, Customizable price points, Sales reports and analytics

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

**In-app purchases:** none


### Air Engineers LLC

[App page](https://appshunter.io/ios/app/air-engineers-llc/id6756030149)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TNFR free?

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

### Is Air Engineers LLC free?

Air Engineers LLC is free to download, with no in-app purchases.

### Do TNFR or Air Engineers LLC have ads?

Neither TNFR nor Air Engineers LLC shows ads.

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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.*