Apple Search Ads is the closest thing to a cheat code for organic keyword research. It reveals exactly which search terms real users type, tap, and convert on — data that no ASO tool can extract from the App Store alone. The trick is running discovery campaigns not for install volume but as a paid keyword research lab, then moving high-performing search terms into your organic keyword field. This post covers the exact workflow: campaign structure, budget, search term mining, and the decision rule for promoting a paid term into your title, subtitle, or keyword field.
Use discovery to learn language
Search Match and broad match can surface terms you did not think to target. Some will be irrelevant. That is expected. The value is in finding repeated phrases with real impressions and some conversion signal.
Keep discovery budgets small. The goal is learning, not scale.
Move winners to exact match
When a search term produces taps and installs, move it into exact match so you can control bids and isolate performance. Exact match is cleaner for learning because each keyword has clearer accountability.
Compare paid performance with organic rank
A keyword that converts in Apple Ads but ranks poorly organically is a metadata opportunity. A keyword that ranks well organically and converts well may not need heavy paid spend. A keyword that gets taps but no installs may be an intent mismatch or screenshot problem.
Use search terms to improve metadata
Do not paste every paid term into your keyword field. Group terms by intent. Promote the strongest cluster into title, subtitle, keyword field, or screenshot captions only when it matches the app’s core value.
Watch for cannibalization
If you already rank #1 organically for a term, paying aggressively on that same term may only buy installs you would have earned anyway. The answer depends on incrementality, competitor pressure, and whether the paid placement protects a valuable search.