Zimmatic Irrigation Calculator vs RiverFox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Zimmatic Irrigation Calculator
This tool simplifies pivot system design with essential calculations and unit conversions. It offers offline access to calculators for hydraulics, irrigation depth, friction loss, and more, supporting both metric and US units.
- Pivot system design calculations
- Metric and US unit conversions
- Hydraulics calculator
- Friction loss calculator
- Application rates calculator
- Yield converter
- Offline functionality
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This is a tool to assist users with standard, frequently used calculations utilized in pivot system design as well as metric-US conversions. The user can choose between Metric and US units. The tool includes calculators such as hydraulics, irrigation depth, friction loss, wire sizing , application rates, rotation time, system flow rates and area. It also includes detailed conversion tools from metric to US units and vice versa. Also included is a yield converter. The tool resides on the phone or tablet and no internet access is needed to use it.
RiverFox
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Higher yields - and save water, effort and costs! Summers are getting drier - irrigation is now an integral part of securing yields. Actively counteract drought stress. With RiverFox, you receive clear, yield-maximizing irrigation recommendations - individually for each field and taking into account the crop type and sowing time. Mobile monitoring of your fields on your smartphone and desktop: Never forget to irrigate a field or shut a pipe again! With RiverFox you always have an overview of your fields. Get new soil moisture information daily by analyzing satellite images and weather stations. If a critical value is under- or exceeded, a warning appears directly on your cell phone. Precise cost analysis and automatic documentation of irrigation for your quality assurance! With RiverFox you can digitally coordinate all irrigation measures and have your irrigation documented for quality assurance. The record-keeping allows you to accurately analyze your irrigation costs at the end of the season. Optimize irrigation timing to better coordinate peak workloads! Coordinate your employees, take into account crop protection measures such as fertilizer service, your seed calendar and distribute tasks digitally. The RiverFox irrigation app shows you which fields need irrigation, helping you prioritize, allocate tasks and grow vegetables. RiverFox is intuitively designed so even foremen in the field can make the right decisions. Use your water rights wisely at the right time! The agriculture industry is experiencing more and more restrictions on irrigation. With RiverFox, you can irrigate more efficiently and save water rights. This way you avoid crop damage. The saved water rights can be carried over to the next year. RiverFox users can irrigate and harvest on all fields even in dry years - and enjoy high yields on all fields. With RiverFox, you get mobile soil moisture and agricultural weather information for your crops. The analysis of satellite images with the possibility to connect your own weather station achieves field-accurate irrigation suggestions. With the Geisenheim model, market gardeners receive irrigation forecasts individually for their crop (from corn to potatoes to cut lettuce) and can thus optimize their cultivation. The artificial intelligence behind the analyses of satellite images and weather data works very accurately. Moisture measurements are now possible for the first time without additional equipment and associated maintenance. This is a decisive cost and effort advantage over conventional methods of soil moisture measurement. Rainfall forecasts are taken into account with field accuracy for the first time, increasing the reliability of recommendations. Desiccation warnings help prevent plant damage. RiverFox - grow with every drop RiverFox is a smart farming system from heliopas.ai GmbH.
Screenshots
Verdict
The clearest difference is update cadence: RiverFox at every 3 weeks against Zimmatic Irrigation Calculator's every 9 months. RiverFox also leads on iOS requirement (13.0 vs 15.0). 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.
Zimmatic Irrigation Calculator ships an update every 9 months, RiverFox every 3 weeks. The most recent releases landed on September 22, 2026 and September 25, 2026 respectively.
| Parameter | Zimmatic Irrigation Calculator | RiverFox |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 9 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 23 MB | 77 MB |
| Age rating | 4+ | 4+ |
| Developer | Lindsay Corporation | heliopas.ai GmbH |
In-app purchases
Zimmatic Irrigation Calculator
No in-app purchases
RiverFox
No in-app purchases
Questions
Is Zimmatic Irrigation Calculator free?
Is RiverFox free?
Do Zimmatic Irrigation Calculator or RiverFox have ads?
Which is updated more often, Zimmatic Irrigation Calculator or RiverFox?
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