Navisizer
Navien Productivity iPhoneiPadiPod touch
Navisizer is a free Productivity app for iPhone and iPad by Navien. Rated 2.4/5 from 26 ratings. Requires iOS 17.2. Updated April 29, 2024.
- Rating
- 2.4
- 26 ratings
- Price
- Free
- on the App Store
- Size
- 21 MB
- Age 4+
- Updated
- Apr 29
- 2024 · v3
Screenshots
About Navisizer
NaviSizer is designed to assist with sizing of domestic hot water heating systems with Navien NPE Series tankless water heaters. For residential applications, NaviSizer offers system sizing, calculation of operating cost and savings, and provides a comprehensive output to be used as a job spec. For commercial applications, NaviSizer uses ASHREA Hunter Curve calculations to size a broad range of applications. Both tankless and tankless with storage solutions are offered along with a comprehensive system spec that can be saved, printed, or emailed.
Ratings & reviews
2.4
26 ratings
What’s new
Version 3 · Updated April 29, 2024
Added the NHW-AI and NHW-AE units
App privacy
The developer, Navien, reported these privacy practices to Apple.
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Contact Info: Physical Address, Email Address, Name, Phone Number
Used for: App Functionality
Alternatives to Navisizer
Looking for apps like Navisizer? Here are 6 similar apps on the App Store. The highest rated is Bradford White FOR THE PRO® (4.9/5), and all 6 are free to download.
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Gemaire HVAC Pro+
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| App | Rating | Price | Last updated |
|---|---|---|---|
| Navisizer | 2.4 / 5 (26 ratings) | Free | April 29, 2024 |
| Bradford White FOR THE PRO® | 4.9 / 5 (526) | Free | Feb 4, 2025 |
| Plumbing Formulator | 4.6 / 5 (7) | Free | Aug 1, 2026 |
| Taco Tools | – | Free | Aug 16, 2026 |
| Datacube.ai | 2.7 / 5 (7) | Free | Jan 20, 2025 |
| Conduit HVAC Toolkit | 4.9 / 5 (37) | Free | Sep 24, 2026 |
| Gemaire HVAC Pro+ | 4.8 / 5 (820) | Free | Aug 8, 2026 |