# Airtemp Contractor Tools vs Interpolation Calculator Pro

The clearest difference is price: Airtemp Contractor Tools at Free against Interpolation Calculator Pro's $0.99. Airtemp Contractor Tools also leads on iOS requirement (14.0 vs 18.5). On update cadence, ads, in-app purchases and device support there is nothing between them.

Airtemp Contractor Tools is free to download; Interpolation Calculator Pro costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Airtemp Contractor Tools | Interpolation Calculator Pro |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[3.9 (7 ratings)](https://appshunter.io/ios/app/airtemp-contractor-tools/id1594702031/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 27 MB | 18 MB |
| Requires iOS | **14.0** | 18.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Advantech Consulting Group, Inc.](https://appshunter.io/developer/1594702033) | [Jose Ramos Lopez](https://appshunter.io/developer/1833254555) |

## What reviewers say

### Airtemp Contractor Tools

[App page](https://appshunter.io/ios/app/airtemp-contractor-tools/id1594702031)

This app provides contractors with essential field tools, including a system builder and warranty information. Access technical support conveniently within the application.

**Highlights:** Custom system builder, Warranty information access, Technical support contact, Field tools for contractors

**In-app purchases:** none


### Interpolation Calculator Pro

[App page](https://appshunter.io/ios/app/interpolation-calculator-pro/id6751057449)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Airtemp Contractor Tools free?

Airtemp Contractor Tools is free to download, with no in-app purchases.

### Is Interpolation Calculator Pro free?

Interpolation Calculator Pro costs $0.99, with no in-app purchases.

### Do Airtemp Contractor Tools or Interpolation Calculator Pro have ads?

Neither Airtemp Contractor Tools nor Interpolation Calculator Pro shows ads.

### Which is updated more often, Airtemp Contractor Tools or Interpolation Calculator Pro?

Airtemp Contractor Tools ships an update every 2 months, and Interpolation Calculator Pro every 2 months. Most recently, Airtemp Contractor Tools was updated on November 3, 2026 and Interpolation Calculator Pro on October 30, 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.*