Comparison

IE Calculator vs GembaDocs

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

Head to head
About

IE Calculator

This app assists industrial engineers with manufacturing planning by providing tools for production capacity, takt time, and job efficiency calculations. It supports various demand frequencies and helps determine the time needed per unit.

Highlights
  • Production Capacity Calculation
  • Takt Time Calculation
  • Actual Jobs Per Hour (JPH)
  • Hours Per Unit (HPU) Calculation
  • Support for various demand frequencies
Features
Read full description

IE Calculator is an application designed for Industrial Engineering that allows easy calculation to support the manufacturing planning. After setting the working pattern you are able to make the following calculations: - Production Capacity based on the cycle time or Jobs Per Hour(JPH). - Takt Time according to the volume demand. It can be yearly, monthly, weekly, daily or hourly demand. - Actual JPH(Jobs Per Hour) based on the start time and the end time. - HPU(Hours Per Unit) - The time required to produce one unit in the manufacturing process. I hope you enjoy the app. Gustavo Sousa, App Developer and Industrial Engineer with broad experience in the automotive industry. Email Contact: gustavoy@gmail.com

About

GembaDocs

This app simplifies the creation and sharing of standard operating procedures (SOPs) and work instructions for frontline teams. It offers a quick, visual, and mobile-friendly way to document processes, ensuring consistency and productivity for manufacturing and shop floor environments.

Highlights
  • Quick SOP creation with photos
  • Mobile and desktop access
  • Clear visual SOP format
  • Real-time updates
  • Multi-language support
  • Audit-ready records
  • Kanban cards and skills matrices
Features
Read full description

GembaDocs helps frontline teams and managers create, share, and follow Standard Operating Procedures (SOPs) / work instructions with ease. Built for busy factories and shop floors, GembaDocs is your go-to tool for making work simpler, safer, and more consistent. No fluff. No complexity. Just fast, clear SOPs, on any device. Whether you're training new staff, improving processes, or staying audit-ready, GembaDocs keeps your team aligned and productive. --- Key Features: --- - Quick SOP Creation Snap a photo, type a few steps, and publish. No design skills needed. - Mobile & Desktop Access Access SOPs from the app—on the floor, in the office, or on the go. - Clear Visual Format Clean layouts that highlight key steps and keep things easy to follow. - Real-Time Updates Make updates fast so your team always sees the latest instructions. - Multi-Language Support Perfect for diverse workforces across multiple regions. - Audit-Ready Records Stay compliant with version control and timestamps. - GembaDocs has Kanban Cards and Skills Matrices built in, to give you a powerful suite of tools to empower your workforce and create a calm flow. --- Why Teams Choose GembaDocs: --- Simple to use. Easy to teach. Built for manufacturing, not tech companies. Supports calm, productive workflows. Keeps everyone on the same page—literally. Start your free 30-day trial and see how easy it is to bring order to your operations.

Screenshots

IE Calculator4 screens
GembaDocs4 screens

Verdict

The call

The clearest difference is update cadence: GembaDocs at every 8 days against IE Calculator's every 10 months. GembaDocs also leads on ratings volume (209 vs 1). IE Calculator's advantage is iOS requirement (9.2 vs 15.1). On price, rating, ads and 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

IE Calculator holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: GembaDocs has 209 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

IE Calculator ships an update every 10 months, GembaDocs every 8 days. The most recent releases landed on October 11, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
IE Calculator versus GembaDocs: the parameters behind the verdict, then further details
ParameterIE CalculatorGembaDocs
PriceFreeFree
Rating5.0 (1 ratings) — better4.8 (209 ratings)
Positive reviews—96.8% of reviews
Number of ratings1209 — better
Update frequencyEvery 10 monthsEvery 8 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS9.2 — better15.1
Further details — not scored
Size16 MB94 MB
Age rating4+4+
DeveloperGustavo SousaGEMBADOCS LIMITED

Customer experience

IE Calculator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

GembaDocs

All ratings209 ratings
Positive97.1%
Neutral1.9%
Negative1.0%
Written reviews31 reviews
Positive96.8%
Neutral0.0%
Negative3.2%

Bugs and requests

IE Calculator

Not enough reviews yet to summarise bugs or requests.

GembaDocs

Requested features

1 request
  • Improve sharing features

In-app purchases

None

IE Calculator

No in-app purchases

None

GembaDocs

No in-app purchases

Questions

Is IE Calculator free?
IE Calculator is free to download, with no in-app purchases.
Is GembaDocs free?
GembaDocs is free to download, with no in-app purchases.
Which has better reviews, IE Calculator or GembaDocs?
IE Calculator is rated higher. IE Calculator averages 5.0 out of 5 from 1 ratings, while GembaDocs averages 4.8 from 209 ratings.
Do IE Calculator or GembaDocs have ads?
Neither IE Calculator nor GembaDocs shows ads.
Which is updated more often, IE Calculator or GembaDocs?
IE Calculator ships an update every 10 months, and GembaDocs every 8 days. Most recently, IE Calculator was updated on October 11, 2026 and GembaDocs on November 3, 2026.

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