A moderation tool has one job: keep spam, scams and abuse off your videos without hiding the comments you want. On YouTube that job is split between what YouTube does natively and what third-party tools can do through YouTube's API, and most "best moderation tool" lists blur the two. We build CommentShark, so weigh our place on this list accordingly. Every competitor fact below comes from the vendor's own live page, linked and read on October 22, 2026, and every YouTube behavior links to YouTube Help.
Short answer. Start with YouTube Studio's free settings: Basic or Strict holding, blocked words, link blocking, hidden users and moderators. Add a tool when the held queue or the spam outgrows you. CommentShark suits a single YouTube channel (hold or delete by keyword, regex or AI rules, free plan). Spikerz suits brands fighting scams, phishing and impersonators across networks. NapoleonCat, Replient and Blabla moderate YouTube beside Instagram, Facebook and TikTok.
What a moderation tool can and can't do on YouTube
One fact shapes this whole category: only YouTube's own settings can hold a comment before anyone sees it. With Basic, Strict or Hold all turned on, held comments stay out of public view until you approve them, for up to 60 days. A third-party tool reads comments after they are posted, through the API, and then holds, hides, deletes or reports them, so it works in seconds to hours depending on how often it checks. That is why the best setup layers the two: YouTube's filters as the floor, a tool for what they miss and for the volume you can't clear by hand.
We scored each tool on four things. How it decides (words you list, patterns, or AI that reads meaning). What it can do to a YouTube comment (hold for your review, hide, delete, block the author). Whether a person reviews its decisions. And what it costs to get those features. Where a vendor's page doesn't state something, we say so rather than guess.
1. YouTube Studio's built-in moderation (free, and the floor)
Studio is the only option that stops a comment before it is public, and it costs nothing. Its comment settings offer four levels: None, Basic (holds potentially inappropriate comments), Strict (holds a broader range) and Hold all. Blocked words hold comments that contain or closely match your list, link blocking holds comments with URLs, hidden users disappear from your channel, and approved users skip the filters. Since YouTube merged the Likely spam tab into Held, everything waits in one queue for up to 60 days.
You can share the load with standard and managing moderators (moderators don't get access to your channel in Studio), set up to three channel guidelines that viewers see before commenting, and use Studio's search by topic or meaning with "Find similar comments" to locate a wave of the same spam. In September 2026 YouTube also began testing opt-in personalized comment moderation that learns your moderation style; our comment features changelog tracks it as it rolls out.
- Limits: you clear the held queue by hand; blocked words are a list you maintain, and scammers vary spellings to slip past it; and Basic and Strict are YouTube's AI, which YouTube itself says may not always get it right.
- Best for: every channel, as the first layer. Our guide to how to moderate YouTube comments covers the settings step by step, and the blocked words list gives you a starting list.
2. CommentShark: rule-based moderation for your own channel (that's us)
CommentShark adds rules on top of Studio. Each rule pairs a match (keyword, starts with, exact match, regex, any comment, or an AI description such as "crypto or Telegram scam pretending to be the creator") with an action: hold for review, which hides the comment and puts it in your Studio held queue, delete, or email you. AI rules match by meaning, which catches the variants a literal word list misses, and regex handles the patterns you can write down. Every rule can run on its own or wait for your approval first, and on paid plans you can replay a rule over older comments to clean up a backlog.
Honest limits: it works on YouTube only, and like every third-party tool it acts after a comment is posted. New comments are checked every 30 minutes on paid plans and every 2 hours on the free plan, so pair it with Studio's holding for anything you never want public, even briefly. The free plan includes 3 rules and 20 automated actions a month; paid plans run from $19/month. The YouTube comment moderation page shows the rules in action.
3. Spikerz: brand safety, scams and impersonators
Spikerz treats comments as a security problem. Its comment moderation page describes AI that detects and hides hate, scams, bots, phishing and spam, custom rules written in plain language with examples from your account, automatic blocking of harmful users and impersonators, more than 25 languages, and YouTube Live chat moderation that deletes scams and bans repeat offenders during the stream. It sits beside account-takeover protection and impersonator takedowns in the same platform.
Its pricing page lists Essentials, Pro and Enterprise without prices (you book a demo, and it offers a free audit instead of a trial). Real-time auto-removal is limited on Essentials and full from Pro, where custom AI topics, 25+ languages, live chat moderation and suggested replies also start. Best for brands, talent managers and security teams whose comment problem is fraud. Not built for a solo creator.
4. NapoleonCat: moderation across several networks
NapoleonCat's YouTube page says its AI Assistant detects hate speech, spam and bot-generated comments and its Auto-moderation hides or deletes them, around the clock, with flagged comments assignable to a teammate. You can also reply, hide and delete from its shared inbox across several channels and networks. Per its pricing page, automatic hiding and deletion come with the Expert plan at $139 a month on monthly billing ($119 on yearly), and the AI Assistant is a $29 a month add-on. The 14-day trial needs no card.
5. Replient and 6. Blabla: moderation plus AI replies across networks
Both connect YouTube through the official API and moderate it beside Instagram, Facebook and TikTok. Replient's YouTube page describes if/then rules that hide or delete spam, hate and insults and keep critical comments in the inbox, and its pricing starts at €39 a month for 1,000 credits, with a 14-day trial. Blabla's YouTube page says it hides spam, scams, insults and unwanted links by keyword rules and AI filters; its pricing includes a free plan with 100 actions a month and Standard at €29 a month (€19 on annual). Choose either if you also want AI replies across networks; for moderation alone they are more tool than you need.
7. Agorapulse, 8. Statusbrew and 9. Hootsuite: team suites
These are full social media suites where YouTube moderation is one feature. Agorapulse's help center gives Standard, Professional and Advanced one Automated Moderation rule each (unlimited on Custom); on YouTube a rule can hide, label, assign, ban the sender or apply sentiment, but not delete. Its pricing starts at $99 per user a month. Statusbrew puts its Rule Engine on Standard at $179 a month per its pricing page, and its help article notes hidden comments can't be unhidden from Statusbrew. Hootsuite's help center describes approving, deleting or replying to comments YouTube has held, from its streams, from $99 per user a month on annual billing per its plans page.
How to choose a YouTube comment moderation tool
- Every channel: turn on Basic or Strict in Studio, add blocked words and link blocking, and add a moderator if you have help. It is free and it is the only layer that works before a comment is public.
- One channel with more spam or scams than you can clear: CommentShark, with AI or regex rules that hold or delete what Studio misses. Start rules in approval mode and watch what they catch.
- A brand under attack from scams, phishing and impersonators: Spikerz.
- Moderation across several networks with a team: NapoleonCat for moderation breadth; Agorapulse, Statusbrew or Hootsuite if you already run the rest of your social media there.
- Moderation plus AI replies across networks: Replient or Blabla, which we compare in more depth in our comment management tools roundup.
Whatever you choose, test it on your own comments before trusting it: false positives hide real fans, and a filter that deletes cannot be undone. If impersonation scams are your main problem, our guide to stopping scam impersonation comments covers the patterns to target first.
Frequently Asked Questions
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Add rules on top of Studio's filters: the free plan includes 3 rules with AI matching, hold for review and delete, with an approval step before anything runs on its own.
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