ShipDR vs SimpleTaxCalculator
Neck and neck on boosts. Profiles, pricing and deals below.
ShipDR
Backlink Tracker for Directory Submissions
community boosts
⚡ 0
pricing
Freemium
what it is
Track your Domain Rating free, then submit and track backlinks on maker-proven startup directories. Every listing verified: live, dofollow, indexed, still there. $10 once per website, no subscription.
SimpleTaxCalculator
Free US Tax Tools 2026
community boosts
⚡ 0
pricing
Freemium
what it is
Free US tax calculators for sales tax, property tax, inheritance tax, gas tax, and self-employment tax. State-specific rates updated for 2026. No signup required.