HubSpot vs Grammarly
Two saas & software affiliate programs, compared field by field on verified terms. Every figure below was checked against the official program page; each profile links the source. Scoring follows our public rubric.
30% recurring for 12 months · 180 days cookie
Exceptional — best for b2B, marketing and sales content sites with educational traffic
Grammarly
AI writing assistant · SaaS
$0.20 per free signup + $20 per Premium · 90 days cookie
Good — best for student, writing and productivity content
The verdict
HubSpot — 88/100
HubSpot wins by 15 points on stronger earnings structure, a longer attribution window (180 days vs 90 days), stronger brand conversion. Grammarly still makes sense for a specific fit: student, writing and productivity content.
Verified terms, side by side
| Field | HubSpot | Grammarly |
|---|---|---|
| Commission | 30% recurring for 12 months | $0.20 per free signup + $20 per Premium |
| Model | Recurring (12 months) | One-time bounty |
| Cookie duration | 180 days ✓ | 90 days |
| Est. $/first referral | ~$250 ✓ | ~$20 |
| Network | Impact.com | Impact.com |
| Payout threshold | $10 | $10 |
| Payout methods | Direct deposit, PayPal | Direct deposit, PayPal |
| Payment terms | NET 30 (Impact scheduling) | Monthly (Impact) |
| Geo focus | Global | Global |
| Terms verified | 2026-08 | 2026-08 |
Score breakdown
Subscores are 1–10, weighted per the methodology.
Earnings power (35%)
Attribution window (20%)
Trust & conversion (20%)
Payout reliability (15%)
Ease of entry (10%)
Why pick HubSpot
- 180-day cookie is among the longest in SaaS
- Household B2B brand that converts educated traffic well
- Tiered program adds bonuses as you grow
Watch out
12-month cap on recurring (not lifetime)
Full HubSpot profile →Why pick Grammarly
- Paid even for free signups — rare
- Mass-market product with student/professional appeal
- 90-day cookie
Watch out
$20 Premium bounty is modest
Full Grammarly profile →