Comparison

My RollTarp vs SprayCalc Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

My RollTarp

Control your electric tarp system remotely with this mobile application. Power your tarp up and down, and open or close it with a single touch, all from your smartphone up to 100 feet away.

Highlights
  • Bluetooth remote control
  • Power tarp up/down
  • One-touch open/close
  • Support for multiple phones
  • Up to 100 ft range
Features
Read full description

Sioux City Tarp is excited to bring you the FIRST-EVER Mobile App for Electric Tarp Systems. With My RollTarp, you have the ability to completely control and operate our patented LockDown Electric Tarp System right from your smartphone. Our powerful Bluetooth allows you to control your tarp system up to 100 feet from your trailer, giving you more freedom out in the field. Features Include: - Bluetooth range is approximately 50-100 ft - Power up & down from your phone - Open & close your tarp system with a single touch - Pair and use multiple phones for one trailer No need to keep tabs on both your phone and remote. With the My RollTarp App, you can operate everything right from your phone. Rest easy knowing you never have to worry about operating your Electric Tarp System, our control box still comes equipped with a backup remote and a switch right on the trailer.

About

SprayCalc Pro

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SprayCalc Pro is the essential spray calculator for farmers, custom applicators, and agronomists. Stop doing math in your head or on scraps of paper — get your tank mixes right every time. TANK MIX CALCULATOR Enter your tank size, total acres, and target gallons per acre. Add as many chemical products as your mix requires — herbicides, fungicides, insecticides, or fertilizers — in any unit (oz, pt, qt, gal, lb). SprayCalc Pro instantly shows you: • Exact ounces, pints, quarts, and gallons of each product per tank • Water fill per tank • Total product needed for the entire job • Acres per tank and total tanks needed • Partial tank callout when acreage doesn't divide evenly NOZZLE & SPEED CALCULATOR Two powerful modes to dial in your application: • Find Target Speed — enter your nozzle GPM, spacing, and target GPA to get the exact MPH to drive • Find Actual GPA — enter your current speed to see the real gallons per acre being applied Includes boom width, total flow, acres per hour, a speed vs GPA reference table, and alerts when you're outside safe operating ranges. SAVED MIXES Save your go-to tank mixes and reload them in seconds. Tap any saved mix, enter a new acreage, and the app instantly recalculates per-tank amounts. Your mix library is always with you. FIELD HISTORY LOG Keep a complete record of every spray job: • Field name, date, and spray type • Acres, GPA, tank size, and tanks used • Every product applied with rate and total amount • Weather conditions at time of application • Notes and observations Log jobs directly from the calculator results screen, or enter them manually. Filter by spray type, search by field name or product, and track season totals at a glance. DISCLAIMER SprayCalc Pro is a calculation aid. Always verify application rates against current product labels and consult a licensed agronomist for crop-specific recommendations. Follow all local regulations regarding pesticide application

Screenshots

My RollTarp4 screens

Verdict

The call

The clearest difference is price: My RollTarp at Free against SprayCalc Pro's $2.99. SprayCalc Pro's advantage is iOS requirement (16.6 vs 18.0). On 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

CostPrice · In-app purchases · Ads · Monetization

My RollTarp is free to download; SprayCalc Pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 8 level
My RollTarp versus SprayCalc Pro: the parameters behind the verdict, then further details
ParameterMy RollTarpSprayCalc Pro
PriceFree — better$2.99
Rating3.1 (7 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings7 — better—
Update frequencyEvery 4 months—
AdsNo—
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone — better—
Requires iOS18.016.6 — better
Further details — not scored
Size21 MB4 MB
Age rating4+4+
DeveloperGAMA Electronics, Inc.Rampant Moxie

In-app purchases

None

My RollTarp

No in-app purchases

None

SprayCalc Pro

No in-app purchases

Questions

Is My RollTarp free?
My RollTarp is free to download, with no in-app purchases.
Is SprayCalc Pro free?
SprayCalc Pro costs $2.99, with no in-app purchases.

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