Comparison

Lean Innovation Tools vs A3 Coach

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

Head to head
About

Lean Innovation Tools

This app provides tools and guidance for innovation and development teams to respond faster to customer needs and create superior products. It offers a rapid development loop, operational team tools, and lean innovation principles to enhance creative and efficient processes.

Highlights
  • Rapid development loop
  • 20 operational team tools
  • Work templates and guidelines
  • 5 lean innovation principles
  • Interactive app format
Features
Read full description

Do you develop solutions for other people? Are you a part of innovation or development teams? Do you lead innovation teams or development organisations? WHAT IF… * Your organisation could respond twice as fast to customer needs? * You could create services and products which nail the real needs better than even the customers expect? * You could stand apart from competition by having work processes as our core strategic competence? * You could create project visions which all project members would truly fight for? With increased focus, not only on what you do, but also on how you do things together in an innovation team, you stand a better chance at reaching your ambitions. The Lean Innovation tool book has served as inspiration and guideline for thousands of managers and knowledge workers in development organisations. It is now available as interactive “easy-to-use” app. CONTENT * Rapid development loop supporting fast learning * 20 operational team tools for usage in specific steps of the loop * Work templates, posters and guidelines available for print & free download * 5 lean innovation principles for guiding creative & efficient innovation

About

A3 Coach

Features
Read full description

Solve problems in a structured way, with the proven A3 method and an AI coach that thinks along. A3 Coach guides you and your team step by step through the complete A3 problem-solving process, from the problem description through root cause analysis to countermeasures and standardization. Built for manufacturing companies, quality management and everyone who wants to solve problems for good instead of just on the surface. THE GUIDED A3 PROCESS • 10 clearly guided steps, from the problem to standardization • Shortened 5-Why path for simpler problems • Team setup with roles and responsibilities • Measurable goals: baseline, target and actual value for each metric • Root cause analysis with team voting and prioritization • Countermeasures with priority, owner and implementation plan • Photos of the problem: capture the situation before the improvement and after standardization. The images appear directly on the A3 sheet. YOUR AI COACH THINKS ALONG • Concrete, practical input at every step of the process • Asks the right questions instead of handing you ready-made answers • Helps with the problem description, root causes and countermeasures • 10 free coach requests to get started THE FINISHED RESULT • Your complete A3 as a clear report • Export as PDF, print and share • All your cases at a glance in the dashboard FAIR PLANS • Free: 10 reports to get started plus 10 AI coach requests • Start (subscription): create unlimited reports • Basis (subscription): 50 AI coach requests per month • Pro (subscription): 150 AI coach requests per month • Top-up packages whenever you need more PRIVACY • Stored in the EU (Frankfurt) • No tracking, no advertising • Delete your account directly in the app A3 Coach is a product of mpdigital (Austria). Support: www.mpdigital.at Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy: https://www.mpdigital.at/a3coach/datenschutz.html

Screenshots

Lean Innovation Tools2 screens
A3 Coach4 screens

Verdict

The call

The clearest difference is in-app purchases: Lean Innovation Tools at none against A3 Coach's 5. Lean Innovation Tools also leads on iOS requirement (7.0 vs 15.1). A3 Coach's advantage is update cadence (every 3 months vs every 18 months). On price, ads 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. A3 Coach sells 5 in-app purchases, starting at $1.99 per month. Lean Innovation Tools asks for nothing beyond the download.

UpkeepUpdate frequency

Lean Innovation Tools ships an update every 18 months, A3 Coach every 3 months. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Lean Innovation Tools versus A3 Coach: the parameters behind the verdict, then further details
ParameterLean Innovation ToolsA3 Coach
PriceFreeFree
Rating3.8 (5 ratings) — better—
Positive reviews88.9% of reviews—
Number of ratings5 — better—
Update frequencyEvery 18 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS7.0 — better15.1
Further details — not scored
Size24 MB32 MB
Age rating4+4+
DeveloperImplement Consulting GroupMartin Posarnig

In-app purchases

None

Lean Innovation Tools

No in-app purchases

5 purchases

A3 Coach

Subscriptions3
  • Start$1.991 Month
  • Basis$17.991 Month
  • Pro$34.991 Month
One-time2
  • 50 Coach-Anfragen$17.99
  • 150 Coach-Anfragen$44.99

Questions

Is Lean Innovation Tools free?
Lean Innovation Tools is free to download, with no in-app purchases.
Is A3 Coach free?
A3 Coach is free to download, with in-app purchases available.
Do Lean Innovation Tools or A3 Coach have ads?
Neither Lean Innovation Tools nor A3 Coach shows ads.
Which is updated more often, Lean Innovation Tools or A3 Coach?
Lean Innovation Tools ships an update every 18 months, and A3 Coach every 3 months. Most recently, Lean Innovation Tools was updated on November 1, 2026 and A3 Coach on October 31, 2026.

Other comparisons