NozzleCalc vs VG TRAKR Link
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NozzleCalc
Quickly calculate sprayer settings for specific nozzles on the go. Determine optimum droplet size and PSI for your applications. Includes a reference section and direct contact to support.
- Sprayer setting calculations
- Droplet size determination
- PSI calculation
- Customizable application rate, speed, and spacing
- Reference section
- Direct contact to support
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Now you can quickly calculate sprayer settings for TurboDrop and AirMix nozzles anywhere with the official Greenleaf Technologies Nozzle Calculator app. Determine optimum droplet size and PSI for all your applications on-the-go and spray with confidence. If you use Greenleaf Technologies spray nozzles for your applications this is the app you shouldn't be without! This is the simplest and most accurate nozzle calculator app for Greenleaf nozzles. See the droplet size each nozzle size generates at a variety of precise pressures. Customize by setting your application rate (gal/ac), speed (mph), spacing (inches), and flowrate (gal/min). The reference section provides additional product info and industry terminology. Speak directly to a knowledgeable Greenleaf Technologies representative with a touch with the autodial contact feature.
VG TRAKR Link
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VG TRAKR Link connects to the Ag Express Vanguard Receivers to allow the user to not only see information from the receiver, but also configure it to match their application. Ground speed, satellite counts, and GPS lock status are just a few items displayed from the connected receiver. Radar pulse output settings can be modified to match the mating system.
Screenshots
Verdict
The clearest difference is update cadence: VG TRAKR Link at every 2 weeks against NozzleCalc's every 49 months. NozzleCalc's advantage is iOS requirement (11.0 vs 14.2). On price, ads, in-app purchases and device support 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.
NozzleCalc ships an update every 49 months, VG TRAKR Link every 2 weeks. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.
| Parameter | NozzleCalc | VG TRAKR Link |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 49 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 14.2 |
| Further details — not scored | ||
| Size | 13 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | Greenleaf Technologies | Ag Express Electronics |
In-app purchases
NozzleCalc
No in-app purchases
VG TRAKR Link
No in-app purchases
Questions
Is NozzleCalc free?
Is VG TRAKR Link free?
Do NozzleCalc or VG TRAKR Link have ads?
Which is updated more often, NozzleCalc or VG TRAKR Link?
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