The short answer
Google says its systems check reviews before they are published and remove some as spam automatically. A filter judges the text, the account and the pattern it can see. A fake review that reads like a real complaint, comes from an account with history, or arrives slowly can pass. Report it in the Reviews Management Tool under the policy its wording breaks, so it is looked at again.
What Google says its systems do
Google states that reviews go through its moderation systems before they are published, and that its automated spam detection removes reviews it identifies as spam. Google describes looking at the review text, the reviewer's account and unusual activity on a place. It says its automated models either remove content that breaks policy or flag it for further review. Google also says the system sometimes removes real reviews by mistake, which shows the filter works on signals, not certainty.
Google's policy page adds that it looks at whether a pattern of harmful behavior exists and that it reviews content on its own initiative. That work happens out of view. Google does not publish how its filters weigh each signal, and an owner sees only the result: a review is there, or it is gone.
Why some fake reviews pass
- The text reads like a normal complaint: a wait, a rude moment, a cold meal. Nothing in the words gives it away.
- The account has a history of other reviews, so it looks like a regular local reviewer.
- The reviews arrive a few at a time over weeks, so there is no spike to notice.
- The rating has no text at all, so there is little for a filter to read.
- The problem needs context the filter does not have, such as knowing the reviewer is a former employee.
- The account is a real one that has been sold, borrowed or taken over, so its history looks genuine.
None of this makes the review acceptable. It means the filter did not have enough to act on. The policy is the same either way: content not based on a real experience, conflict of interest and the rest are not allowed whether a filter caught them or not.
See which of your reviews break a rule.
The check reads every low review on your listing and labels it. Free, and nothing is filed until you pick.
Policies a filter struggles with
Spam with copied text and reviews full of links are the easy cases. Conflict of interest is harder, because a competitor or former employee can write in the voice of a customer. Off topic reviews about the street, the city or the news can pass when they are short. These are the reviews where a report from the owner adds what the filter could not see.
Abusive language is another. A threat can be written in plain, polite words, with no slur for a filter to match, and still be a clear threat to a named person. Advertising can hide as a business name and a street instead of a phone number. You know your staff, your street and your competitors, which is context no filter has.
How a report gets the review looked at again
- 1
Open the Reviews Management Tool
Confirm the email linked to your Business Profile, choose your business, then select Report a new review for removal.
- 2
Pick the matching reason
Next to the review, select Report and choose the reason that matches what the wording breaks. If it breaks more than one rule, pick the one that is clearest from the words alone.
- 3
Read the status
Decision pending means it is still waiting. Report reviewed, no policy violation means Google kept it. Escalated means an appeal is under way and the result will come by email.
- 4
Use the appeal once
If Google kept a review you believe breaks a policy, the tool offers a one time appeal under Appeal eligible reviews. You can select up to ten eligible reviews at once. Pick only those where you can point to the policy broken.
Reports that hold up
Google's help page says not to report a review just because you disagree with it, and that only reviews that break its policies are eligible for removal. A report that names a specific policy the wording breaks gives the reviewer at Google something to check. A report on a harsh but real review does not, and it uses up your time.
For each review, write down the line of the policy you think it breaks and the words in the review that show it. If you cannot fill in both, the review is a harsh opinion, and a calm reply will do more than a report.
Worth knowing: Do not ask many people to report the same review. Google decides on the policy, not on the number of reports.
When the filter took a real review instead
The filter makes mistakes in both directions. Google says its automated spam detection can occasionally remove legitimate reviews, and that business owners can contact support when that happens. If real customer reviews vanished from your listing during an attack while fake ones stayed, note which ones and when, and raise it with Business Profile support. Google's help page on missing reviews also notes that reviews removed for policy violations are not restored.
Find what the filter missed on your listing
The free review check reads every low review on your listing and labels each one against Google's policies, including the kinds a filter tends to miss, such as Conflict of interest and Off topic. You tick the ones to file. Each is filed once under the policy it breaks, and you are billed only for a review Google removes. The labelled list is yours whether you order or not.