ASO course · lesson 12 of 60

How to build an ASO keyword map

Turn research into a map connecting intent, product evidence, metadata and validation.

By Gabriel Machuret · Editorial methodology

Before you start: The seed library, intent clusters and product proposition brief.

Module 2: Audience and market research

Plan about 50 minutes for reading, practice and review

You will produce: Module project: an intent-to-product-to-listing keyword map with priorities and validation notes.

Understand the decision

Make the map a decision document

A keyword map records why an intent matters and how the listing will address it. Include audience situation, candidate phrases, product proof, proposed field or asset and validation method. Avoid presenting a list sorted by one tool score as a complete strategy. The map should help a copywriter make coherent choices and help a reviewer challenge unsupported ones.

Assign a role to each target

Some terms explain the core product; others qualify a use case or support a secondary audience. Prioritize meaning before packing fields. A title must remain recognizable and a screenshot must remain understandable. When several terms compete for the same space, use the intended audience and evidence to make the tradeoff rather than awkwardly combining every phrase.

Plan how the map will change

Record the current confidence and the next evidence needed for each cluster. Later measurement may show that a target attracts the wrong expectations or that the product supports a better use case. Version the map with the listing changes so analysts can connect decisions to outcomes. A strategy that cannot be revised is merely a frozen brainstorming document.

Apply the method in practice

Turn the library into a decision document

The map connects a candidate to intent, product proof, evidence, locale and a proposed communication role. It should let a reviewer understand why a term was retained without opening five unrelated spreadsheets. Keep original phrases and approved concepts distinct from field-ready text. A term can be relevant but remain outside the next release because space, readability or confidence favors another concept. Record that reason rather than treating every exclusion as proof that the term is bad.

Assign roles before drafting strings

Group terms by the user task they represent, then decide which idea should anchor the visible promise. Secondary terms can explain complementary benefits where the platform permits. Do not copy the entire research list into every field. On iOS, the keyword field has different formatting and visibility from the name and subtitle; Google Play requires a separate writing approach. The map should identify the destination store and proposed role, with final field validation deferred to the relevant execution lesson. This preserves strategy while preventing premature formatting choices from distorting research.

Run a reviewer challenge

Ask a colleague to choose an inclusion and an exclusion and reconstruct both decisions from the map. If the evidence is missing, revise the record. Ask what would change the recommendation: a new capability, local-language review, stronger demand evidence or a different audience objective. Freeze the approved version before copy production and keep open questions separate. After launch, compare results with the original hypothesis instead of rewriting the rationale to match what happened. That is how the map becomes a learning record rather than a one-time spreadsheet.

Platform references for this work: Apple — App Store search · Google Play — Understand and grow your user base

Your step-by-step procedure

  1. Create one row per intent cluster with its audience and supporting product workflow.
  2. Assign primary and supporting roles to relevant phrases.
  3. Propose the metadata or creative location where each promise belongs.
  4. Record exclusions, confidence and the evidence required at the next review.
1. Create one row per intent cluster with its audience and supporting product workflow. 2. Assign primary and supporting roles to relevant phrases. 3. Propose the metadata or creative location where each promise belongs. 4. Record exclusions, confidence and the evidence required at the next review.
Graphic 1. The procedure. Select the graphic to view or save the full-size version.

Worked example and interpretation

Trail Notes and numerical research scenarios are fictional teaching examples. Platform limits, where shown, come from the linked official references.

Trail Notes maps “hiking journal” to its core identity, “private walk diary” to a supporting benefit and “export walking memories” to a deeper workflow. The map connects each to a real screen and a draft message. Route-planning language is excluded. The next review will inspect query relevance where available and whether acquired users save a first journal, while acknowledging attribution gaps.

Concept: Hiking journal; Proposed role: Anchor visible product promise; Evidence still needed: Local query context. Concept: Photo memories; Proposed role: Supporting benefit; Evidence still needed: Customer wording validation. Concept: Navigation; Proposed role: Excluded from release; Evidence still needed: Current app lacks capability
Graphic 2. The worked example. Select the graphic to view or save the full-size version.
Example details
ConceptProposed roleEvidence still needed
Hiking journalAnchor visible product promiseLocal query context
Photo memoriesSupporting benefitCustomer wording validation
NavigationExcluded from releaseCurrent app lacks capability

This map organizes decisions without pretending that a term has proven commercial value. The anchor is a coherent product description; the supporting benefit needs language research; the excluded concept remains visible so it cannot accidentally reenter the draft. The handover should include both the full candidate history and the approved working shortlist. A copywriter needs to know which concepts are flexible and which product boundaries are fixed.

Build a handover someone can use

Candidate history: Supply the original library with provenance and rejections, not just the final winning rows. Approved map: Record intent, evidence, locale, priority and proposed field role for every selected concept. Decision rationale: Explain important inclusions and exclusions, especially attractive terms displaced by relevance or readability. Open questions: Name missing evidence, its owner and whether it blocks the current draft or only future expansion. Version and review: Freeze a dated approved version and define when product or market changes trigger reconsideration.
Graphic 3. The handover. Select the graphic to view or save the full-size version.

Candidate history

Supply the original library with provenance and rejections, not just the final winning rows.

Approved map

Record intent, evidence, locale, priority and proposed field role for every selected concept.

Decision rationale

Explain important inclusions and exclusions, especially attractive terms displaced by relevance or readability.

Open questions

Name missing evidence, its owner and whether it blocks the current draft or only future expansion.

Version and review

Freeze a dated approved version and define when product or market changes trigger reconsideration.

Your ASO assignment

Use your own app and evidence, or work through the teaching case. Keep your observations separate from assumptions and explain the reasoning behind your decisions.

  1. Build a map for five intent clusters.
  2. Write a plain-language rationale for the top two priorities.
  3. Ask a colleague to identify any promise they cannot verify in the app.

Scenario challenge

Hand your map to someone unfamiliar with the app. Ask them to explain the main promise and one rejected term. If they can only repeat a score, improve the rationale before proceeding to metadata production.

Assess your work

Common mistakes to catch

Knowledge check

A term ranks better after a rewrite but brings complaints about a missing feature. Keep it?

Read the answer and reasoning

Reconsider its role and inspect the expectation mismatch. Improved visibility is not enough to justify misleading acquisition. Correct the promise, review the candidate’s intent and evaluate downstream quality with appropriately matched evidence. Preserve the lesson in the map so the same mistake is not repeated.

Sources and further reading

Platform references reviewed 29 September 2026. These sources support platform capabilities and constraints; the teaching frameworks, assignments and illustrative cases are original course material.

Your ASO lesson notes

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Complete your assignment with the App Store keyword-field builder.

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