View methods side by side.
Choose up to four methods. Add them using the search and share the comparison by copying its link.
| Criterion |  Product Discovery Solution Interview |  Operations Getting Things Done |  Innovation Design Thinking |  Operations ALPEN Method |
|---|---|---|---|---|
Purposedifferent | When a solution idea is already on the table, it checks how it is understood and evaluated. It looks for resonance, objections, and missing fit early in the conversation. | With many open commitments and ideas in daily life, a reliable external storage system emerges. The method relieves the mind so priority and context don't have to compete in memory. | For complex user problems with an uncertain cause, the method connects observation, interpretation, and experiment into a learning cycle. It keeps the focus on real needs and avoids premature solution language. This produces robust decisions for product and service. | With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time. |
Complexitydifferent | Medium | Medium | High | Low |
Timedifferent | 30-60 min je Interview | 1-2 h Setup, laufend | 1 Tag bis mehrere Wochen | 10-20 min daily |
Participantsdifferent | 5-10 Interviews | 1 | 4-10 | 1 |
Formatdifferent | Workshop + async | Async | Workshop | Async |
Outputdifferent | Solution Feedback, Objection List, Validation Notes | Action Lists, Project List, Review Routine | Problem Statement, Prototype, Test Learnings | Daily Plan, Time Estimates, Review Notes |
Tagsno overlap | ValidationInterviewsPrototype | ProductivityPlanningTasksExecution | InnovationPrototypeResearch | PlanningTime managementProductivityOperations |