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HARDER vs Pinkoa

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

HARDER compared with Pinkoa
DetailHARDER logo HARDERPinkoa logo Pinkoa
What it doesChallenges with photo proof, pre-written steps and a built-in comeback Free study timer with a pink koala, plus printables and study merch
StageStartup Startup
Founded2026 2026
Based inPL DE
Pricing modelFreemium Freemium
PricingFree plan includes 5 personal challenges per month, 5 private challenges per month, 1 public challenge per month, 1 public with approval challenge per month, and 1 extra space. Premium plan costs $7.99 per month (or annual pricing available) and includes unlimited personal, private, and public chall Free timer and free Koa Starter Pack printable. Paid printables from €1.90 (Koa's Student Budget Planner) to €5.90 (Koa's Classroom Focus Bundle). Merch from €15.99 (mugs) to €45.99 (hoodies).
Key features
  • Pre-written daily steps for every challenge
  • Photo, text, or Apple Health proof verification
  • Automatic comeback system after missed days
  • 200+ ready-made challenges across multiple categories
  • Personal, private, or public challenge visibility
  • Offline functionality with sync
  • Space profiles and social community
  • Focus rounds from 25 to 90 minutes
  • Short and long breaks
  • Daily streak tracking
  • Built-in to-do list
  • Background sounds
  • No account required
  • Works on any browser
  • Classroom Mode for teachers
  • Merchandise shop
What makes it different
  • Pre-written daily steps eliminate decision fatigue and executive function burden
  • Missing a day doesn't reset progress—you pick up where you stopped
  • Proof-based accountability that creates genuine evidence, not just checkboxes
  • Automatic health data verification eliminates manual proof entry
  • Join anytime without waiting for a challenge start date
  • No account, no sign-up, no ads - completely free timer
  • No student data collection in Classroom Mode
  • Works instantly in any browser without installation
  • Cute character design with Koa the pink koala
  • Available in three languages: English, German and Finnish
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)4 no change since last check7 +1 (up) since last check
Trust Flow (Majestic)03
Citation Flow (Majestic)015
Referring domains (Majestic)07

8 details filled in for both companies.

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