The Best Newsletter-to-Kindle Apps in 2025

Want to read newsletters on your Kindle? Here are the best apps and services that make it possible, ranked and reviewed.

Quick Comparison

Service Best For Free Tier Price
InboxToKindle Newsletter-only users 25/month $10/mo Try Free
KTool Articles + newsletters Limited $5/mo Compare
NewsletterToKindle Established service 25/month $5/mo Compare
Push to Kindle Web articles Limited $3/mo Compare

Detailed Reviews

1. InboxToKindle - Best for Newsletter-Only Users

RECOMMENDED

InboxToKindle is purpose-built for newsletters. It offers the simplest setup, anonymous inbox for privacy, and optimized EPUB conversion specifically for newsletter formatting.

Pros: Anonymous inbox, newsletter-optimized, simple setup, 25 free/month
Cons: No web article support
Price: Free / $10/month

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2. KTool - Best for Mixed Content

KTool is the Swiss Army knife of Kindle apps. It handles newsletters, web articles, and RSS feeds. Great if you want everything in one place.

Pros: Web articles, RSS feeds, browser extension, feature-rich
Cons: More complex, not newsletter-focused
Price: $5/month

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3. NewsletterToKindle.com - Best Established Service

One of the longest-running services. Reliable and straightforward, though lacks some modern features like anonymous inboxes.

Pros: Long track record, 25 free/month, reliable
Cons: No anonymous inbox, basic formatting
Price: $5/month

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4. Push to Kindle - Best for Web Articles

If you primarily want to save web articles to Kindle, Push to Kindle is excellent. Not ideal for newsletters but great for article reading.

Pros: Excellent for articles, browser extensions, cheap
Cons: Not designed for newsletters, manual pushing
Price: $3/month

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How to Choose

Choose InboxToKindle if:

  • You only want newsletters on Kindle
  • You value privacy (anonymous inbox)
  • You want the simplest setup
  • You read 25 or fewer newsletters per month (free tier)

Choose KTool if:

  • You want web articles AND newsletters
  • You need RSS feed support
  • You want browser extensions

Start with the Best

Try InboxToKindle free. No credit card required.

Get Started Free →