G2 Vendor Directory

Stellar vs. PartnerStack

A side-by-side comparison based on G2 review data.

MetricStellar

by Stellar - Shopally SA

PartnerStack

by AppDirect

Overall rating4.54.7
Review count10951
Ease of use8.79.3
Ease of setup8.89.2
Quality of support9.19.2
Meets requirements8.69.2
NPS7080.451128
Small Business88.9%84.5%
Mid-Market0.0%13.7%
Enterprise11.1%1.7%
Total page views1273,208
Total LLM citations6920,471

Stellar

Stellar is a European, GDPR-compliant influencer marketing platform designed for brands and agencies that need more structure, transparency, and measurable results from creator marketing. By bringing discovery, campaign operations, reporting, and ROI measurement into one intelligent platform, Stellar helps teams manage influencer marketing with greater precision and confidence. Used by more than 400 brands and agencies across 20 countries, Stellar is built to support the full influencer marketing workflow without forcing teams into a rigid setup.

Pros

  • Ease of Use
  • Engagement
  • Metrics Tracking
  • Influencer Management
  • Intuitive
  • UGC Management

PartnerStack

PartnerStack is the leading partner ecosystem platform, designed to accelerate growth for B2B software companies. From affiliates and influencers to agencies and publishers, PartnerStack empowers you to build and scale revenue-generating partner programs. Recruit the right partners, onboard them seamlessly, reward their performance, and gain insights to optimize results—all through a single, powerful platform. Automate your partner journey and drive sustainable growth with PartnerStack.

Pros

  • Ease of Use
  • Partner Management
  • Affiliate Marketing
  • Payouts
  • Partnerships Management
  • Tracking Referrals