Most influencer platforms charge by the seat or by the post. PostPaid charges by the result — brands pay only for verified likes, comments, shares, and views. This page compares PostPaid to traditional influencer agencies and to Aspire and GRIN, the two largest SaaS platforms in the category.
Pricing model
Traditional agency: Flat fee per post (€500–€5,000).
Aspire: $2,000–$5,000/mo SaaS subscription.
GRIN: ~$1,499/mo SaaS subscription.
PostPaid: Pay per verified interaction. No subscription.
Follower minimum
Traditional agency: 100K+ required.
Aspire: 5K–10K.
GRIN: 10K.
PostPaid: None — any active account qualifies.
Budget protection
Traditional agency: None — pay upfront by invoice.
Aspire: None.
GRIN: None.
PostPaid: Funds held in escrow until engagement is verified.
Time to launch
Traditional agency: 2–4 weeks.
Aspire and GRIN: Days.
PostPaid: Under 24 hours.
Platform fee
Traditional agency: 20%–40% of campaign spend.
Aspire and GRIN: Bundled into SaaS subscription.
PostPaid: 20% flat fee — included in your budget. No subscription.
Engagement verification
Traditional agency: Estimated or self-reported.
Aspire and GRIN: Platform APIs.
PostPaid: Platform APIs plus velocity fraud checks.
Minimum monthly spend
Traditional agency: Typically €1,000+.
Aspire: $2,000/mo.
GRIN: $1,499/mo.
PostPaid: None — start from €50.
PostPaid is an independent marketplace. Competitor data was sourced from publicly listed pricing pages as of 2025; prices may vary. For the full pay-per-interaction strategy, read the complete guide.