Beautiful
The art work on this app is beautiful.
Free
In-App PurchasesWith Ads
About
This app offers a unique year-long illuminated journal experience. Each day, write a reflection and receive a custom-matched Companion card from a deck of 366 original designs. Your reflections and collected Companions form a personal, unshared manuscript.
✓Year-long illuminated journal
✓Daily reflection entries
✓366 original Companion cards
✓AI-powered literary narratives
✓On-device data storage
✓Premium subscription for expanded features
Show original description
What's New in Lumen Grimoire
1.0.4
July 14, 2026
This update refines your codex. • New Weekly plan with a 3-day free trial — a lighter way to begin • Fixed an issue where the Continue button could sit out of reach on some display settings during your first steps • New occasional tips that introduce features you may not have discovered • Reminder improvements • Small refinements throughout
MoreSubscription plans
Lumen Premium • 3 Months
Save 18% — 1 Companion daily + Pythia features
$21.993 Months
User reviews
Developer apps
FAQ
What is Lumen Grimoire?
Lumen Grimoire is a year-long illuminated journal app where you write daily reflections and receive unique Companion cards matched to your entries. Your reflections and collected Companions create a personal manuscript stored only on your device.
How does Lumen Grimoire match Companions to reflections?
The app uses a matching system to pair your daily reflections with one of 366 original Companion cards. This matching is based on the content of your writing, not random selection, aiming to provide meaning to your entries.
What are the Premium features in Lumen Grimoire?
Premium subscribers receive one Companion per day across all rarities, and access to Pythia, an AI companion that can generate stories, offer deeper perspectives, compose weekly chapters, and identify patterns in your reflections.
Is Lumen Grimoire free to use?
Yes, Lumen Grimoire is free to use. The free tier allows unlimited journal reflections, one Companion per week (Common and Uncommon rarities), and one daily Lens. Premium features require a subscription.
Does Lumen Grimoire have ads?
Yes, Lumen Grimoire contains advertisements. The app is free to use with ads, and offers a premium subscription for an ad-free experience and additional features.
How is my data protected in Lumen Grimoire?
All reflections are stored exclusively on your device. Optional AI features send only necessary context to a secure proxy, and your data is never used to train AI models. The app emphasizes privacy with no cloud sync, accounts, or tracking in its initial version.
What devices does Lumen Grimoire support?
Lumen Grimoire is currently supported on iPhone devices. The app is rated for ages 9 and up.
How often is Lumen Grimoire updated?
The latest version of Lumen Grimoire is 1.0.4, last updated on July 14, 2026. The app was released on June 9, 2026, indicating recent development and potential for future updates.