250+ iOS apps curated and reviewed
Out of 250+ ruud calcu save apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.4★ (36) | No | No | May 2026 | |
| 2 |  | Free | 4.6★ (990) | No | No | Sep 2026 | |
| 3 |  | Free | 4.4★ (38) | No | No | Jul 2026 | |
| 4 |  | Free | 4.8★ (59) | No | No | Sep 2026 | |
| 5 |  | Free | 4.7★ (1.6K) | No | No | Sep 2026 | |
| 6 |  | Free | 5.0★ (1) | No | No | Jun 2026 | |
| 7 |  | Free | — | No | Yes | Aug 2026 | |
| 8 |  | Free | 5.0★ (1) | No | No | Sep 2026 |
This app helps HVAC contractors calculate and present cost savings for homeowners when replacing residential HVAC systems. It generates professional reports comparing different system options and current industry standards, which can be emailed to customers.
This app streamlines HVAC installation, service, and support for contractors. It offers Bluetooth connectivity for system setup and troubleshooting, along with access to product information, warranty tracking, and dealer locators.
This app helps HVAC contractors quickly calculate and present potential cost savings to homeowners when comparing residential HVAC system replacements. It generates professional reports showing annual savings for high-efficiency systems, aiding customer decision-making.
