IE Calculator Pro
Every IE calculator from the site in one offline workbook, with scenarios, sensitivity, and the math shown.
Best for: All fourteen IE calculators in one workbook file, for people who use several of them.
1 / 4Fourteen calculators in one file, each with the math shown.
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What It Does
Takt, cycle time, OEE, throughput, capacity, line efficiency, labor productivity, batch size, changeover, downtime, first pass yield, DPMO and sigma, safety stock, and Little's Law in one file. Save named scenarios, compare them, sweep any input, and print a report with every derivation.
All calculators, one file
Fourteen calculators grouped by time and flow, capacity and labor, quality, inventory, and cost.
Math shown
Every result shows the formula with your numbers in it.
Named scenarios
Save several input sets per calculator and compare them side by side.
Sensitivity
Sweep one input over a range and chart the result.
Area profile
Shift hours, days, and demand entered once and pulled into any calculator.
Export
CSV of all scenarios, printable report, copy as text.
See It in Action
Real screens from IE Calculator Pro with its example loaded. Click any screen to enlarge; arrow keys step through.
What's Included
À la carte total counts each tool once at its single price; bundles inside this bundle count as their parts.
Free Online or Pro Offline
| Free online | Pro offline download | |
|---|---|---|
| Runs | On symplprocess.com, needs internet | Local file, no internet needed |
| Saves to | This browser, or your account if signed in | Files you keep, back up and share |
| Features | The modeler: scenarios, views, save and open files | Everything on the web, plus a one-page report, paste from Excel, CSV export, side-by-side scenario compare, chart images for slides, and autosave versions |
| Account | Optional | Not needed to run |
| Price | Free | One-time purchase, 2-day free trial |
Start with the free web calculators →
Who It's For
- Engineers who run the same calculations every week
- Planners sizing safety stock, reorder points, and lead time
- Anyone who needs to show the math behind a number
- Students and new engineers learning the formulas
Requirements
- Any modern browser (Chrome, Edge, Firefox, Safari)
- Windows, macOS, or Linux
Questions
Does it need internet or an account to run?
No. The download is a single file that opens in any modern browser and runs offline. Your data stays on your machine.
How does the free trial work?
Enter your email and the trial copy downloads right away. It is the full tool for 2 days from the first download, then it locks. Files you save during the trial are yours and open in the licensed copy. One trial per email per tool.
How does the license work?
One purchase covers one named user on their own computers. Your copy is stamped with your name and license key. A team license covers 5 named users. See the licensing page for the full terms.
Do I get updates?
Yes. Updates within the same major version are included. Sign in to your account to download the latest copy.
What is the refund policy?
Full refund within 14 days if the tool does not fit your work. Email support with your license key.
Works Well With
IE Templates Pro
Eight IE templates in one offline binder: FMEA, fishbone, 5S, SMED, kaizen, gemba, PDCA, process elimination.
Free now, $49 after launch
Operational Readiness Assessment
Score a production area against a written readiness rubric and see what to fix first.
Free now, $99 after launch
Process Modeler
The flow modeler from the site as a desktop file: staffing, throughput, and bottlenecks for any multi-step process, offline.
Free now, $99 after launchEverything Else
Every tool is sold on its own, or use a whole tier on a plan. See all tools.