AgriSpread vs Stoltz Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AgriSpread
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The rate table feature allows the user to search application rate charts for the appropriate machines settings based on spread width, required rate and fertiliser type. A second feature, the fertiliser application rate calculator is also included, enabling the farmer to carry out a physical testing procedure to check the actual fertiliser rate.
Stoltz Calc
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Soil Stabilization and Stoltz Site Spreader calibration calculators.
Screenshots
Verdict
The clearest difference is update cadence: AgriSpread at every 2 months against Stoltz Calc's every 5 months. AgriSpread also leads on iOS requirement (15.0 vs 17.6). 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.
AgriSpread ships an update every 2 months, Stoltz Calc every 5 months. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.
| Parameter | AgriSpread | Stoltz Calc |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 63 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | ERS Computer Solutions Ltd | Stoltz MFG., LLC. |
In-app purchases
AgriSpread
No in-app purchases
Stoltz Calc
No in-app purchases
