PulseGatePost-LLM software, agents & workflows market (since 2022)
Coverage
166,573

Apps indexed

 

Freshness
58 min ago

Last update

 

Cadence
1,435/day

7-day average

Indexed today: 515

PulseGate

Market catalog for public software products, models, infra, and workflow tools.

Software is shipping faster than ever, and a growing share of it lives outside the official app stores. PulseGate is a free public catalog — built for builders, analysts, and everyday users.

Platform

  • All Apps
  • Categories
  • Industry Updates
  • Data Sources
  • Coverage Rules
  • Glossary
  • Embed Widget

Support

  • Help Center
  • Submit a Project
  • Report an Issue

Company

  • About
  • Press & Data
  • Contact
  • Platform Status

Legal

  • Privacy
  • Terms
  • Disclaimer

© 2026 PulseGate. Operated by Dymaxio s.r.o., Prague, Czech Republic.·

All systems operational
PulseGate
HAHarken App logo
Harken App
Visit ↗
  1. Home/
  2. Lifestyle & Personal/
  3. Harken App
←Back to results
HAHarken App logo

Harken App

harkenapp.com·Lifestyle & Personal

Harken is a web-based flashcard application that leverages spaced repetition and active recall techniques to help users efficiently memorize and retain information. It supports multimedia cards, including images and audio, and offers a browser extension for capturing content directly from the web. Designed for students and anyone looking to improve their memory retention.

Freemium
Web
H
Harken App preview
Visit harkenapp.com↗

Overview

5 features
  • ✓Spaced repetition
  • ✓Active recall
  • ✓Flashcard creation
  • ✓Supports images and audio
  • ✓Browser extension

Tags

spaced-repetitionflashcard-appmemory-aid

Built with & integrations

Framework
nextjs
Hosting
vercel
Connectors
chrome
Runs on
Browser

Trust & compliance

LicenseProprietary
Verified signals
✓ HTTPS✓ Privacy Policy✓ Free tier
Legal
Privacy Policy →

Recent events

Latest indexed changes and source events

  1. IndexedJun 30, 7:43 AM

    Harken discovered by the PulseGate indexer

    Source: PulseGate indexerOpen ↗

At a glance

Platforms
Web
Languages
English
First seen
Jul 29, 2024
Activity
🟢 Active
Status
🟢 Active
Built for
Students and lifelong learners seeking effective memorization tools
Model
B2C
Solves
Remembering and retaining information efficiently for study or personal learning.

Developer

Harkenapp

PulseGate index

Confidence
High · 95
Indexed
Jun 30, 2026
Lifecycle
Alive
Activity
Active
First seen
Jul 2024
Last seen
2w ago
Freshness
Unknown
Identity audit (9)
Entity ID
cmr0cc36y02nryc30em21qs6u
Slug
harken-harkenapp-com
Verification state
Indexed for public listing
Claim / listing state
Unclaimed · listed: yes
Index status
Included in index
Latest evidence snapshot
Jun 30, 2026
Timeline basis
Indexed-at chronology (no inferred launch/funding milestones).
Last updated
Jun 30, 2026
Canonical URL
https://harkenapp.com/

Similar apps

Other apps tracked under the same category.

  • Haiker
    haiker.app
  • Hapster
    hapster.io
  • Haplen
    haplen.com
  • Recall
    recall.cards
  • Hylark
    hylark.com
  • Recall
    apple.com