Comparison

flm9 Inventory vs DocTresor

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

flm9 Inventory

Features
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implify your inventory management with flm9 Inventory – the powerful, offline-first app for organizing items, containers, and inventories with QR code technology. CORE FEATURES Hierarchical Organization • Create unlimited inventories for different spaces (home, office, storage) • Organize items in nested containers with unlimited depth • Move items between containers effortlessly • Track physical locations with detailed descriptions QR Code Technology • Auto-generated unique QR codes for every container • Instant access by scanning QR codes with your camera • Generate printable A4 label sheets for physical organization • Deep linking support for quick navigation Powerful Search • Search across all your inventories instantly • Find items with their exact location (container and inventory) • Works completely offline with local database • See results in real-time as you type Photo Documentation • Attach multiple photos to containers and items • Capture photos directly or choose from your library • Visual reference for quick identification • High-quality image storage and retrieval Multi-User Collaboration • Share inventories with team members or family • Role-based permissions (Owner, Editor, Viewer) • Owner: Full control including deletion • Editor: Add and modify items and containers • Viewer: Read-only access • Manage sharing permissions anytime Offline-First Design • Full functionality without internet connection • Create, edit, and delete items offline • Automatic sync when connection returns • Visual indicators for sync status • No data loss, ever Flexible Item Entry • Structured mode: Name, description, quantity fields • Unstructured mode: Free-form text for quick entry • Perfect for detailed tracking or quick notes • Switch between modes based on your needs Multi-Language Support • Available in English and German • Automatic language detection • Easy language switching in settings • More languages coming soon Secure & Private • JWT-based authentication with 30-day sessions • Password encryption using industry standards • Role-based authorization • Your data is protected and private PERFECT FOR Home organization and decluttering Moving and packing management Storage unit inventory Office supply tracking Warehouse management Retail stock management Equipment tracking Collections management Estate organization Garage and shed organization WHY CHOOSE FLM9 INVENTORY? Modern Interface Clean, intuitive design with easy navigation. Floating action buttons for quick access to common tasks. Beautiful card-based layouts with smooth animations. Unlimited Nesting Create container hierarchies as deep as you need. Store boxes in rooms, items in boxes, or any structure that matches your physical organization. Always Available Never lose access to your inventory data. The app works completely offline and syncs automatically when online. Your data is always at your fingertips. Team-Ready Perfect for families, teams, and organizations. Share specific inventories with the right people at the right permission level. No Subscription Required One-time purchase with all features included. No hidden costs, no monthly fees. HOW IT WORKS 1. Create an inventory (e.g., "Home Storage") 2. Add containers (e.g., "Kitchen Box 1") 3. Add items to containers (structured or free-form) 4. Generate and print QR labels 5. Stick labels on physical containers 6. Scan QR codes to access contents instantly 7. Share with others for collaboration TECHNICAL EXCELLENCE • Built with React Native for native performance • Offline-first architecture with WatermelonDB • Real-time synchronization • Optimized for battery life • Low storage footprint • Fast search with indexed database • Secure JWT authentication • Regular updates and improvements

About

DocTresor

Features
Read full description

Your documents belong to you—and only you. DocTresor is the most elegant and secure way to digitize, organize, and have your contracts, IDs, receipts, and certificates ready at your fingertips on your iPhone. What makes it unique: DocTresor works 100% locally on your device. There is no registration, no accounts, and no cloud requirement. Your sensitive documents never leave your iPhone. THE HIGHLIGHTS AT A GLANCE: • 100% Privacy & Offline Functionality: No backend servers. All files are saved securely on your device. The app works fully in airplane mode or when you have no signal. • Multi-Page Documents & Photo Stacks: Select multiple photos from your library or capture several pages sequentially. The app automatically stacks them chronologically—just like a multi-page PDF document. • Lightning-Fast Organization: Forget tedious typing when saving. Documents are named automatically after the subcategory you choose (e.g., "Rental Agreement", "Driver's License"). • Professional PDF Viewer: Multi-page PDFs are displayed crisp and sharp on high-resolution Retina displays. No layout shifts, no cut-offs—the app fits pages perfectly. • Automatic HEIC Conversion: Photos from your iPhone in HEIC format are automatically converted directly on your device into universal JPEGs. • Fully Personalized: Create custom categories with your favorite colors and adjust subcategories individually. An intuitive drag-and-drop mode lets you sort your tiles easily. • Share & Backup: Share documents in seconds via WhatsApp, email, or AirDrop. Create a local backup of your entire database with one click to transfer your data securely when changing devices. • Premium iOS Design: Experience smooth iOS swipe gestures for navigation, a responsive champagne theme with dark mode support, and a secure slide-to-delete widget that prevents accidental deletions. Put an end to paper clutter. Get your digital filing cabinet right in your pocket—secure, minimalist, and absolutely private.

Screenshots

flm9 Inventory4 screens
DocTresor3 screens

Verdict

The call

flm9 Inventory and DocTresor are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
flm9 Inventory versus DocTresor: the parameters behind the verdict, then further details
Parameterflm9 InventoryDocTresor
PriceFreeFree
Update frequencyDaily—
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size25 MB3 MB
Age rating4+4+
DeveloperGerold KroetlingerNils Kerner

In-app purchases

None

flm9 Inventory

No in-app purchases

None

DocTresor

No in-app purchases

Questions

Is flm9 Inventory free?
flm9 Inventory is free to download, with no in-app purchases.
Is DocTresor free?
DocTresor is free to download, with no in-app purchases.
Do flm9 Inventory or DocTresor have ads?
Neither flm9 Inventory nor DocTresor shows ads.

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