About
This app connects children battling pediatric cancer with peers and families for friendship and support. It facilitates meaningful connections through a personalized pen pal network, allowing users to share stories and build a community.
What's New in Letters to Isabel
1.3.8
May 21, 2026
- Request a new match — You can now request a new peer match directly from your match card if your current match isn't the right fit. - Language preferences — Set your preferred language in your account settings. We've expanded Spanish translations throughout the app. - Under-18 support — Added an information modal for members under 18 to ensure they have the right guidance when joining. - Block & report users — You can now block users and report concerns directly from a match card or profile. - Caregiver flow improvements — Fixed issues in the caregiver onboarding and signup experience. - Bug fixes & performance improvements — Notification reliability improvements, login fixes, and general stability updates.
MoreFAQ
What is Letters to Isabel?
Letters to Isabel is a free, personalized pen pal network designed to connect children battling pediatric cancer with peers and their families. It aims to build meaningful friendships and provide a supportive community.
How does Letters to Isabel match users?
Users complete a quiz about their child's cancer diagnosis, hobbies, and connection goals. The system then matches them with a pen pal based on age, gender, diagnosis, location, and preferences.
What can I send to my pen pal through Letters to Isabel?
Once matched, you can send letters, pictures, crafts, and more to your pen pal. All Club members receive a connection kit called a Boombox to help bring their pen pal journey to life.
Is Letters to Isabel available on all devices?
Letters to Isabel is available for iPhone, iPad, and iPod devices.
What is the age rating for Letters to Isabel?
Letters to Isabel has an age rating of 4+.
How often is Letters to Isabel updated?
The latest version of Letters to Isabel is 1.3.8, and it was last updated on May 21, 2026.
What do users like about Letters to Isabel?
User testimonials highlight the app's ability to connect individuals with similar experiences, providing a sense of community and support during challenging times. Users appreciate finding others who understand their journey.
Does Letters to Isabel have ads?
No, Letters to Isabel does not contain advertisements. It is a completely free and ad-free platform.
