WhatsApp Quality Rating

The WhatsApp quality rating is the health indicator Meta assigns to every phone number registered on the WhatsApp Business API. It is based on how recipients react to your messages over a rolling window of recent days: if they block you, report you as spam or, on the other hand, engage with you, the rating goes down or up. Meta expresses it as a simple three-state traffic light: Green (high), Yellow (medium) and Red (low).

It matters because it is not a cosmetic metric: the rating is directly tied to the messaging limit you can send and to whether your number stays operational. A number that stays in Red enters a restricted status and can be disabled, cutting off a critical communication channel for sales, collections or support. Keeping the rating Green is one of the hygiene factors any serious WhatsApp integration has to protect.

The rating is calculated per phone number, not per account: a company with several numbers can have one in Green and another in Red depending on how each one is used.

How the rating is calculated

Meta does not publish the exact formula, but the main input is negative user feedback measured over a rolling window of roughly seven days: blocks and spam reports. On top of that come quality signals such as content relevance, whether messages match what the user expects, and the overall pattern of complaints. When the share of negative feedback crosses certain thresholds, the light drops from Green to Yellow and from Yellow to Red. You can see the rating in Meta's WhatsApp Manager, under phone numbers, alongside the number's status and its messaging tier.

The key point is that the rating is reactive and dynamic: it reflects your latest interactions, not your full history. A number that was Green can fall to Red in a few days if a mass campaign triggers a wave of blocks. The good news is that it also recovers: once the negative feedback stops, the rating climbs back on its own as the days go by.

The three states and what they mean

When a number enters a restricted status (associated with low quality), Meta limits sending of marketing and utility templates until the end of the period or until quality improves. A number that keeps a low quality rating can be flagged and, in the worst case, disabled.

What damages it (common mistakes)

• Sending HSM templates to cold or purchased lists without a genuine opt-in.
• Overusing low-relevance marketing templates instead of the utility or service messages the user expects.
• Ignoring opt-outs: continuing to message someone who asked not to be contacted guarantees reports.
• Generic, poorly targeted messages or excessive frequency.
• Not respecting the 24-hour window and forcing templates when an open conversation would have been enough.

How to protect it (best practices)

The core defense is relevance and consent. Getting a genuine opt-in, segmenting your audience, personalizing content and giving users a clear reason to want the message are the levers that keep the rating Green. It also helps to keep a healthy balance between utility and marketing templates, send at reasonable hours and remove contacts who never engage. For companies just getting started, ramping up volume gradually avoids a concentrated hit of negative feedback.

A concrete example (Argentina / Latin America)

A retail chain in Buenos Aires moved its promotions from email to WhatsApp and, in its excitement, fired a marketing template at its entire list of 80,000 contacts without filtering by recent engagement. Within 48 hours the number went from Green to Red: thousands of people who were not expecting the message blocked or reported it. The number was restricted right before a clearance-sale weekend, which also cut off the order status notifications customers actually wanted. The typical lesson in Latin America: keep the service number (transactional notifications, high relevance) separate from the marketing number, and grow volume step by step so you don't burn the rating.

How it differs from related concepts

The quality rating is often confused with the messaging limit (tiers), but they are not the same: the rating measures quality (how users perceive you), while the tier measures capacity (how many unique users you can start a conversation with per day). They are related, because a good rating is a condition for moving up a tier, but a number can be in the highest tier and still drop to Red if quality collapses. Protecting the rating ultimately means protecting the operational continuity of everything that runs through WhatsApp.