Referral Link Shares¶

Definition¶

Referral Link Shares measures the number of times users copy or share their personal referral link across any channel. It helps quantify how often customers distribute referral invitations informally.

Description¶

Referral Link Shares is a key indicator of grassroots advocacy and viral expansion behavior, reflecting how often users distribute their unique referral links through copy-paste, DMs, SMS, or outside standard workflows.

The relevance and interpretation of this metric shift depending on the model or product:

In PLG SaaS, it highlights users organically inviting others outside of built-in prompts
In consumer, it reflects sharing via personal channels like WhatsApp or iMessage
In B2B, it may include copying links to share internally or with partners

A rising share count signals ease of access, product trust, and social confidence, while low share volume may reflect hidden links, low reward clarity, or no perceived value in sharing. By segmenting by platform, channel, or user type, you gain insight into how advocacy spreads when it’s user-initiated—not prompted.

Referral Link Shares informs:

Strategic decisions, like channel-specific referral UX and incentive modeling
Tactical actions, such as optimizing copy/share UX across devices
Operational improvements, including tracking share behavior more granularly
Cross-functional alignment, linking product, growth, PMM, and UX to boost organic, low-CAC distribution loops

Key Drivers¶

These are the main factors that directly impact the metric. Understanding these lets you know what levers you can pull to improve the outcome

Frictionless Sharing Experience: Long links, forced logins, or redirects reduce sharing.
User Awareness of Referral Benefits: Users won’t share what they don’t understand or value.
Reward Certainty and Simplicity: If it’s unclear what happens next, sharing drops.

Improvement Tactics & Quick Wins¶

Actionable ideas to optimize this KPI, from fast, low-effort wins to strategic initiatives that drive measurable impact.

If shares are low, auto-generate referral links and surface them prominently on dashboard/home page.
Add a CTA like “Copy + Share your unique link — earn X for every signup.”
Run a test offering customized vanity links with profile-based tracking.
Refine reward messaging in tooltips or post-success messages.
Partner with lifecycle to follow up with sharers and close the loop on reward status.

Required Datapoints to calculate the metric
- Total Referral Links Shared (copies, clicks, or shares tracked)
- Optional: Unique Users Who Shared
- Timeframe for Measurement
Example to show how the metric is derived

1,950 referral links copied in a week

Formula¶

Formula

\[ \mathrm{Referral\ Link\ Shares} = \mathrm{Total\ Tracked\ Shares\ or\ Copies\ of\ Referral\ Link\ in\ Period} \]

Data Model Definition¶

How this KPI is structured in Cube.js, including its key measures, dimensions, and calculation logic for consistent reporting.

ReferralLinks

cube(`ReferralLinks`, {
  sql: `SELECT * FROM referral_links`,

  measures: {
    totalReferralLinksShared: {
      sql: `referral_link_id`,
      type: 'count',
      title: 'Total Referral Links Shared',
      description: 'Counts the total number of referral links shared by users.'
    },
    uniqueUsersWhoShared: {
      sql: `user_id`,
      type: 'countDistinct',
      title: 'Unique Users Who Shared',
      description: 'Counts the number of unique users who have shared their referral links.'
    }
  },

  dimensions: {
    id: {
      sql: `id`,
      type: 'number',
      primaryKey: true
    },
    userId: {
      sql: `user_id`,
      type: 'string',
      title: 'User ID',
      description: 'The unique identifier for the user who shared the referral link.'
    },
    referralLinkId: {
      sql: `referral_link_id`,
      type: 'string',
      title: 'Referral Link ID',
      description: 'The unique identifier for the referral link shared.'
    },
    sharedAt: {
      sql: `shared_at`,
      type: 'time',
      title: 'Shared At',
      description: 'The timestamp when the referral link was shared.'
    }
  }
});

Note: This is a reference implementation and should be used as a starting point. You’ll need to adapt it to match your own data model and schema

Positive & Negative Influences¶

Negative influences

Factors that drive the metric in an undesirable direction, often signaling risk or decline.
- Frictionless Sharing Experience: Complex or lengthy sharing processes, such as long links, forced logins, or redirects, discourage users from sharing referral links, leading to a decrease in Referral Link Shares.
- User Awareness of Referral Benefits: Lack of understanding or awareness of the benefits associated with sharing referral links results in fewer users engaging in sharing, negatively impacting Referral Link Shares.
- Reward Certainty and Simplicity: Uncertainty or complexity regarding the rewards for sharing referral links causes users to hesitate or refrain from sharing, reducing Referral Link Shares.
- Technical Issues: Frequent technical issues or bugs in the sharing process can frustrate users, leading to a decline in Referral Link Shares.
- Privacy Concerns: Users worried about privacy or data security may be less inclined to share referral links, negatively affecting Referral Link Shares.
Positive influences

Factors that push the metric in a favorable direction, supporting growth or improvement.
- Frictionless Sharing Experience: A seamless and straightforward sharing process encourages users to share referral links more frequently, increasing Referral Link Shares.
- User Awareness of Referral Benefits: Effective communication and promotion of the benefits of sharing referral links motivate users to share more often, positively impacting Referral Link Shares.
- Reward Certainty and Simplicity: Clear and simple reward structures for sharing referral links incentivize users to share more, boosting Referral Link Shares.
- Social Proof: Seeing others share referral links or testimonials can encourage users to do the same, increasing Referral Link Shares.
- Incentive Programs: Attractive and well-structured incentive programs for sharing referral links can significantly increase user participation, leading to higher Referral Link Shares.

Involved Roles & Activities¶

Involved Roles

These roles are typically responsible for implementing or monitoring this KPI:

Growth
Customer Lifecycle Management
Product Marketing (PMM)
UX Designer / Researcher
Activities

Common initiatives or actions associated with this KPI:

PLG Loops
Referral UX Design
Sharing Flow Optimization
Social Enablement

Funnel Stage & Type¶

AAARRR Funnel Stage

This KPI is associated with the following stages in the AAARRR (Pirate Metrics) funnel:

Referral
Type

This KPI is classified as a Lagging Indicator. It reflects the results of past actions or behaviors and is used to validate performance or assess the impact of previous strategies.

Supporting Leading & Lagging Metrics¶

Leading

These leading indicators influence this KPI and act as early signals that forecast future changes in this KPI.
- Referral Discussion Initiation Rate: Measures the percentage of users who start the referral process (e.g., clicking 'refer a friend' or opening a referral prompt), directly influencing how many users subsequently share referral links. An increase in initiation rate typically forecasts a rise in Referral Link Shares as more users enter the sharing funnel.
- Referral Prompt Acceptance Rate: Captures the proportion of users who respond positively to referral prompts. Higher acceptance rates signal increased willingness to share, often resulting in more Referral Link Shares in subsequent periods.
- Referral Readiness Score: Predicts how likely users are to refer others based on behavioral and sentiment signals. As this score rises, it strongly signals future growth in Referral Link Shares, making it a leading indicator for advocacy actions.
- Referral-Ready Account Rate: Identifies the share of accounts deemed ready to be asked for a referral. A higher rate suggests a larger pool of users likely to share links soon, forecasting future increases in Referral Link Shares.
- Customer Loyalty: High customer loyalty often precedes and drives advocacy behaviors like sharing referral links. Loyal customers are more likely to become informal ambassadors, thus boosting future Referral Link Shares.
Lagging

These lagging indicators confirm, quantify, or amplify this KPI and help explain the broader business impact on this KPI after the fact.
- Referral Invitation Rate: Measures the percentage of users who send out referral invitations, often as the next step after sharing a referral link. High Referral Link Shares typically result in a higher Referral Invitation Rate, confirming the downstream impact of initial sharing behavior.
- New Users from Referrals: Quantifies the number of new users acquired via shared referral links. This metric amplifies the business impact of Referral Link Shares by showing how sharing translates into actual user acquisition.
- Referral Engagement Rate: Tracks the percentage of recipients who interact with referral links. It quantifies how effective shared links are at engaging prospects, thus validating the quality of Referral Link Shares.
- Referral Conversion Rate: Measures the percentage of shared referral links that result in successful conversions, providing post-hoc confirmation of the effectiveness and impact of Referral Link Shares.
- Referral Funnel Drop-Off Rate: Reflects friction points after the sharing step, indicating what proportion of users who start the referral process fail to complete it. It explains why some shared links may not result in invitations or conversions, thus contextualizing the business impact of Referral Link Shares.