TNFR vs NSI Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TNFR
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.
- Offer 5 price options per service call
- Interactive diagnostic steps
- Summary of findings/project management
- Simple invoicing
- Customizable price points
- Sales reports and analytics
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Easily offer 5 price options on every service call for HVAC, Plumbing and Electrical service providers. Simply greet your customer, diagnose the problem, and follow the interactive steps in the app to present 5 options on every repair. Instantly increase your average service call rate without raising your prices by giving your customers the choice to buy more. No more sales pressure for technicians, let the system do the selling! Additional features include: Summary of findings project management, simple invoicing, ability to customize and set your own price points or ask for help, add and remove users, view sales reports and analytics for training and coaching, simple pricing imports provided for your existing software programs. For more information on our membership and training programs or to get started, simply email info@menupricing.com or call 706-259-8892 to request your demo today!
NSI Pro
This app allows NCI-Certified Contractors to activate and pair with National Safety Instruments' Bluetooth-enabled low-level carbon monoxide monitors. It specifically supports devices like the NSI 6000 for professional use.
- Bluetooth connectivity
- Device activation
- Monitor pairing
- Carbon monoxide monitoring
- NSI 6000 support
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The NCI-Certified Contractor's app for activating and pairing with National Safety Instruments' Bluetooth-enabled low-level carbon monoxide monitors such as the NSI 6000.
Screenshots
Verdict
The clearest difference is rating: TNFR at 4.4 against NSI Pro's 1.0. TNFR also leads on ratings volume (57 vs 1). NSI Pro's advantage is iOS requirement (11.0 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
TNFR holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: TNFR has 57 ratings behind it against 1, so its average is the more settled of the two.
TNFR ships an update monthly, NSI Pro every 2 weeks. The most recent releases landed on September 27, 2026 and June 22, 2026 respectively.
| Parameter | TNFR | NSI Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (57 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 90.5% of reviews | — |
| Number of ratings | 57 — better | 1 |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 27 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | The New Flat Rate | National Comfort Institute, Inc. |
Customer experience
TNFR
NSI Pro
In-app purchases
TNFR
No in-app purchases
NSI Pro
No in-app purchases
