# Lumin - Photo Backup — AI Photo Organizer · Private

> AI Photo Organizer · Private (iPhone/iPad app by Trustmobi.)

- Source: https://appshunter.io/ios/app/lumin-photo-backup/id6767257581 (this page in markdown: same URL + `.md`)
- Developer: [Trustmobi](https://appshunter.io/developer/368185532)
- Category: Photo & Video, Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.6 · 209 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2026-05-14
- Data updated: 2026-08-23
- User reviews in markdown: https://appshunter.io/ios/app/lumin-photo-backup/id6767257581/reviews.md

## What is Lumin?

Lumin is a privacy-focused external storage and digital memory app.

It allows you to securely store photos, videos, contacts, and important files on USB flash drives and portable SSDs, without relying on public cloud services. Your data stays under your control, stored on devices you own.

More than just backup and storage, Lumin uses on-device AI to organize your photos and videos, recognize people, create memory stories, map your travel footprints, and build a timeline of your life. Precious moments hidden away in storage can be rediscovered and enjoyed again.

Years from now, when you open Lumin, you won't just see photos—you'll reconnect with important people, meaningful places, and unforgettable moments.

Why Choose Lumin?
1. Your Data Belongs to You, Not the Cloud
Photos, videos, contacts, and files remain stored on your own USB drives and portable SSDs.
No public cloud uploads, no subscription storage limits, and no concerns about privacy leaks.
Your data remains yours.
Automatic Backup and More Free Space
Lumin automatically detects and backs up newly added photos and videos.
No repetitive work, no worrying about losing memories, and more available storage space on your phone.

2. On-Device AI Memory Organization
Lumin automatically organizes photos and videos using time, location, and people information.
All AI processing runs locally on your device. Your photos never need to be uploaded to the cloud, helping protect your privacy while making memories easier to discover.

3. Give Your Photos New Value
Most photos are taken once and rarely viewed again.
Lumin reconnects and organizes your memories, bringing forgotten moments back into your life.
Every photo deserves to be seen again.

Key Features
1. Encrypted External Storage
Securely store photos, videos, documents, contacts, and other important data on USB drives and portable SSDs with encryption protection.
Automatic Incremental Backup
Automatically backs up newly added photos and videos while avoiding duplicate backups and unnecessary storage usage.

2. AI People Albums
Automatically identifies people in your photos and groups images of the same person together.
Easily revisit your child's growth, family memories, and special moments shared with friends.

3. Photo & Video Organization
Automatically organizes your photos and videos, with timeline browsing, categorization, and fast search capabilities.

4. Memory Stories
Rediscover photos and videos taken on the same day in previous years.
Important moments from the past can return when you least expect them.

5. Travel Footprints
Organizes location information from your photos.
Track the cities and countries you've visited, view visit statistics, and relive your journeys through photos and videos.

6. Life Timeline
Connect memories from different years through a visual timeline.
Review your personal growth, life changes, and important milestones.

7. Photo Notes
Add notes, stories, thoughts, and important details to your photos.
Years later, you'll remember not only what happened, but also how you felt.

8. Contact Backup & Restore
Securely back up your phone contacts to a USB drive or portable SSD and restore them whenever needed.

9. Restore Files Back to Your Phone
Decrypt and save stored photos, videos, and files back to your device's photo library or local storage at any time.

More Than a Backup App
Photos are more than files—they are the record of your life.
Lumin helps you securely preserve every photo, video, and important piece of data while automatically organizing the memories scattered across time.
Your USB drives and portable SSDs become more than storage devices—they become your personal archive of memories, experiences, and life stories.

Save Today. Remember Forever.

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Lumin Premium Monthly | $0.59 | per month |



## Version history (last 5 releases)

### 1.0.99 — 2026-08-21

1. Fixed an issue where some photos could be grouped under the wrong date due to time zone conversion.
2. Fixed an issue that prevented location information from being correctly retrieved from certain HEIC photos.
3. Fixed an issue where newly synced photos did not appear immediately in the album after automatic synchronization.

### 1.0.98 — 2026-08-17

1. Direct Access to Your Phone Gallery
No USB drive required. Liuguang can now aggregate photos and videos directly from your phone's gallery, automatically organizing your memories without consuming additional storage space.

2. Offline AI Face Recognition
Introducing intelligent face detection and recognition. Liuguang automatically groups photos of the same person using fully offline AI processing. All recognition is performed locally on your device, ensuring your privacy and data remain secure.

3. Location Tagging and Organization
You can now manually assign location names to photos and videos. Easily browse and organize your memories by location, making travel experiences and life moments easier to revisit.

### 1.0.96 — 2026-07-20

1. Fixed an issue where some videos could not be played when opened from the Videos category.
2. Added press-and-drag multi-selection for photos and videos during upload, making batch uploads faster and easier.
3. Upgraded the upload button to a draggable floating button for more convenient access.
4. Refined the File Manager interface for a cleaner and more intuitive experience.
5. Fixed known issues and improved overall stability and performance.

### 1.0.95 — 2026-07-04

1. Added support for swiping left and right to switch between photos for a smoother viewing experience.
2. Improved cache cleanup and memory management to enhance stability and reduce storage usage.
3. Optimized USB drive write performance to minimize UI lag during file backup operations.
4. Refined various UI details and interactions for a more intuitive and responsive user experience.

### 1.0.94 — 2026-06-30

1.Added City Footprints — automatically track visited cities and countries, and relive your travel memories.
2.Added Photo Notes — add stories and personal thoughts to your photos, making every memory more meaningful.

## More apps by Trustmobi

- [SecEMS : Secure Messaging](https://appshunter.io/ios/app/secems-secure-messaging/id368185529)
- [MobiShield](https://appshunter.io/ios/app/mobishield/id453189033)
- [Mobilink](https://appshunter.io/ios/app/mobilink/id6465697036)

All apps by Trustmobi: https://appshunter.io/developer/368185532

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-23.*