Comparison

Lean Work Sampling vs SIGMASMITH

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

Head to head
About

Lean Work Sampling

Features
Read full description

The sampling analysis is a statistical method that quantify the different activities of an operator. When activities are labeled as "added value" or "non added value", it gives you the red/green scheme. This app facilitate the implementation of this method: - note your observations by a simple "tap" - see the graphs being constructed in real time - export your data in Excel ! - save as many configurations as needed Sampling analysis is often a teamwork : once you've created a configuration, you can send it by mail to the colleagues of your who have the same app ! Summing-up the results will be a lot easier ! Activity Sampling is used in the industry (Lean Manufacturing) and services, and also for specialized education (quantification of language improvement,...).

About

SIGMASMITH

This toolkit helps businesses optimize operations by calculating labor costs, tracking error frequency with Pareto charts, and conducting time studies with line balance charts. It provides data-driven insights to enhance productivity and manage resources effectively.

Highlights
  • Efficiency Calculator for labor hours and cost per unit
  • Error Frequency Tracker with Pareto charts
  • Time Study tool with line balance charts
  • Takt Time alignment for demand matching
  • Data-driven decision making for operations
Features
Read full description

Introducing the latest innovation from Sigmasmith: Efficiency and Productivity Toolkit. Designed for businesses seeking to elevate their operational efficiency and optimize labor management, our app is your gateway to productivity insights. Maximize Labor Hours with Precision: Our Efficiency Calculator is engineered to deliver precise calculations of your labor hours per unit and labor cost per unit, enabling you to make informed decisions that boost productivity while managing costs effectively. Discover the power of data-driven decision-making and elevate your operational efficiency to new heights. Prioritize with Pareto: Navigate the complexities of error management with our Error Frequency Tracker. By identifying and prioritizing errors based on Pareto-presented data, our tool empowers you to focus on the most impactful issues. Reduce downtime, minimize errors, and streamline your operations with targeted solutions that make a difference. Optimize with Time Studies: Elevate your process optimization with our Time Study Tool. Capture comprehensive time studies effortlessly and review the data through intuitive Line Balance Charts. Align your operations with Takt Time (customer demand) and identify the optimal focus areas to enhance throughput, meet demand, and exceed expectations. Whether you're looking to refine your labor allocation, reduce operational errors, or streamline your production processes, Sigmasmith's app is your all-in-one solution. Embrace the future of operational excellence and join the ranks of businesses transforming their productivity landscapes. Efficiency Calculator that provides Labor Hours Per Unit and Labor Cost Per Unit. Error Frequency Tracker that presents recorded error data in a pareto chart for easy prioritization of error reduction. Time Study to allow multiple time study entries and presented through a line balance chart with takt time. Download now and take the first step towards operational perfection with Sigmasmith. Your journey to enhanced efficiency and productivity begins here.

Screenshots

Lean Work Sampling2 screens
SIGMASMITH4 screens

Verdict

The call

The clearest difference is update cadence: SIGMASMITH at every 3 weeks against Lean Work Sampling's every 3 months. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Lean Work Sampling sells 2 one-off in-app purchases and SIGMASMITH sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Lean Work Sampling ships an update every 3 months, SIGMASMITH every 3 weeks. The most recent releases landed on September 22, 2026 and June 24, 2026 respectively.

Scorecard1 real difference · 9 level
Lean Work Sampling versus SIGMASMITH: the parameters behind the verdict, then further details
ParameterLean Work SamplingSIGMASMITH
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.615.6
Further details — not scored
Size5 MB64 MB
Age rating4+4+
DeveloperHerve KasparianRichard Valois

In-app purchases

2 purchases

Lean Work Sampling

One-time2
  • Small Tip$1.99
  • Large Tip$7.99
3 purchases

SIGMASMITH

One-time3
  • Get Premium For Life$0.99
  • Get Professional For Month$4.99
  • Get Yearly Subscription$44.99

Questions

Is Lean Work Sampling free?
Lean Work Sampling is free to download, with in-app purchases available.
Is SIGMASMITH free?
SIGMASMITH is free to download, with in-app purchases available.
Do Lean Work Sampling or SIGMASMITH have ads?
Neither Lean Work Sampling nor SIGMASMITH shows ads.
Which is updated more often, Lean Work Sampling or SIGMASMITH?
Lean Work Sampling ships an update every 3 months, and SIGMASMITH every 3 weeks. Most recently, Lean Work Sampling was updated on September 22, 2026 and SIGMASMITH on June 24, 2026.

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