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Measure How Much One Channel Occupies a Search Sample

Spot result pages where one publisher controls many visible positions.

videos
videos

Leading-channel share

Inputs modeled

2

10% more first input

Processing

Browser only

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How the calculation works

Observed inputsYour own periodTransparent formulaEditable assumptionsDecision outputLeading-channel shareCompare like-for-like periods before acting on the result.

How to Use This Tool

Channel Concentration data boundary: this page calculates leading-channel share from manually entered observations; it is not a live trending-keyword feed. When a field comes from Google Trends, its 0–100 value is normalized relative interest for the Channel Concentration comparison, not monthly search volume.

To reproduce a Channel Concentration result, preserve the country, YouTube Search property, time window, query spelling and capture date. Mixing worldwide Web Search with a United States YouTube Search snapshot changes the population behind leading-channel share and invalidates the Channel Concentration comparison.

Spot result pages where one publisher controls many visible positions. Counting unique competitors can hide that one channel occupies many of the most visible results.

Why Channel Concentration needs more than a raw total

The leading-channel share exposes concentration without pretending to measure every result or recommendation surface. For this page, the useful comparison is leading-channel share, not whichever input happens to be largest. The Channel Concentration result answers the decision in the heading and should not be reused as a score for a different workflow.

Entered Results from leading channelSame input plus 10%compare
Channel Concentration changes results from leading channel alone for the secondary result, leaving every other entered value fixed.

The exact Channel Concentration formula

Leading-channel share equals results from the most frequent channel divided by sampled results, multiplied by 100. The visible fields are Results from leading channel and Results sampled. For Channel Concentration, read each printed unit before entry and make the values describe one transaction, cohort or reporting window. If those scopes differ, the displayed leading-channel share may be arithmetically valid but operationally meaningless.

Interpreting leading-channel share

Record rank positions as well as counts and compare multiple sessions before deciding a query is dominated. The ten-percent comparison is deliberately narrow: it tests the influence of results from leading channel and is neither a forecast nor a confidence interval. Preserve the values used, their dates and the resulting decision so a later reviewer can reproduce why Channel Concentration supported the choice.

What this Channel Concentration model leaves out

The sample is personalized and position-blind; identical shares can represent very different ranking layouts. That is where Channel Concentration stops being trustworthy. If an excluded factor could reverse leading-channel share, extend the model explicitly or use the authoritative account system instead of hiding the factor inside an unexplained adjustment.

Evidence and independent verification

The reference reviewed for Channel Concentration is YouTube Help — How YouTube search works. YouTube Help — How YouTube search works supports the named definition or rule but does not supply private values for leading-channel share. Before acting on the result, reconcile the worked example with the relevant dashboard, invoice, export or measurement.

Private, reproducible calculation

Channel Concentration runs its arithmetic in the current browser tab and requests no login or API key. That keeps the Channel Concentration inputs away from the site's calculation server, while leaving the user responsible for detecting stale data or a changed platform rule. When an assumption changes, reopen YouTube Help — How YouTube search works and rerun the saved Channel Concentration scenario.

Sources & assumptions

Tool Spec v2 · verified 2026-08-22. Platform rules and fees can change; the editable inputs remain authoritative for your account.

Official references

Model assumptions

  • Inputs are manually copied from the same market, date range and reporting scope.
  • The sample is personalized and position-blind; identical shares can represent very different ranking layouts.
  • Google Trends values are relative 0–100 interest indices, not absolute search volumes.
  • The page does not query YouTube, Google Trends, a creator account or a third-party keyword database.
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Frequently Asked Questions

What exactly does Channel Concentration return?
Channel Concentration returns leading-channel share from the displayed formula: Leading-channel share equals results from the most frequent channel divided by sampled results, multiplied by 100. No hidden account field participates in this result.
Which input should I verify first for Channel Concentration?
Start Channel Concentration with Results from leading channel. Counting unique competitors can hide that one channel occupies many of the most visible results. Confirm the remaining Channel Concentration fields use the same scope and reporting window.
What does the Results from leading channel sensitivity result mean?
It raises results from leading channel by ten percent while holding the other fields fixed. Record rank positions as well as counts and compare multiple sessions before deciding a query is dominated. It is not a probability or forecast.
When should I reject the Channel Concentration result?
Reject or extend the model when this limitation matters: The sample is personalized and position-blind; identical shares can represent very different ranking layouts.
Which evidence was reviewed for Channel Concentration?
Channel Concentration cites YouTube Help — How YouTube search works for the current definition; use your own source system for the account-specific values behind leading-channel share.
Where does Channel Concentration process my inputs?
The calculation for leading-channel share runs in browser JavaScript and requests no account credential or calculation API.
Does Channel Concentration fetch live trending YouTube keywords?
No. Channel Concentration calculates leading-channel share from entered values. Discover terms in YouTube Studio Trends or Google Trends, then preserve those settings with the Channel Concentration result.

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Made by one person

ecech. is not a content farm. Every tool here is written and checked by hand, one at a time, by someone who wanted the tool to exist and could not find a version that showed its working.

No accounts and no sign-in, and nothing you type reaches a server — every calculation on this page runs inside your browser. The ads are served by Google and do set their own cookies, which is set out in full on the privacy page. More about the site.