Tools for collectors and hobbyists — Works offline

AnglerSlate Fishing Log

LiveWatched 13d

A fully offline fishing journal for logging trips, catches, spots, and tackle, with searchable history and exportable backups instead of cloud sync or an account.

Watch out · No account, ads, analytics, tracking, cloud sync, or location permission.

No sign-upWorks offlineCan export my data

What to know▼

How it works: A fully offline fishing journal for recording trips, catches, spots, species, tackle, weight, length, and notes, with searchable history and exportable backups.
Watch out: No account, ads, analytics, tracking, cloud sync, or location permission.

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BALLISTiQ

LiveWatched 11d

Offline ballistics calculator app for precision rifle shooters computing bullet drop and trajectory.

Works offline

What to know▼

How it works: Calculates bullet drop, trajectory, and long-range firing solutions offline on iOS/Android
Best for: Precision and long-range shooters needing ballistic data without cell service

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Vellium

LiveWatched 20d

A free, open-source desktop app for AI character chat, roleplay and long-form writing, where your data stays in a local database even with a cloud AI backend.

FreeWorks offlineOpen source

What to know▼

How it works: A desktop AI workspace for character chat, multi-character roleplay, and long-form writing with RAG, LoreBooks, and MCP tools and plugins; you bring your own backend, such as OpenAI-compatible APIs, OpenRouter, LM Studio, Ollama, or KoboldCpp, while chats, characters, projects, and knowledge are stored in a local SQLite database.
What's different: Keeps your data in a local database even when you connect a cloud AI backend, and is free and open source.
Pricing: Free and open source.
Best for: Writers and roleplayers who want to choose their own AI backend while keeping their data local. Native builds are available for macOS, Windows, and Linux.

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ECHOVOX – ITC & EVP Research Tool

LiveWatched 23d

Offline phone app that turns your device into a paranormal research kit with an EVP recorder, Spirit Box, and EMF meter, for enthusiasts who want ghost-hunting tools without an account or cloud data sync.

No sign-upWorks offline

What to know▼

How it works: Runs offline and provides an EVP recorder, a Spirit Box, and real-time EMF readings.
Pricing: Free trial, no account needed.
Best for: paranormal or ITC research hobbyists.

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Tag My Spool – NFC Filament

LiveWatched 21d

An app for 3D-printing makers that writes NFC tags on filament spools with material, color and temperature details, replacing manual tracking, and syncs with Anycubic's slicer.

Works offline

What to know▼

How it works: Writes NFC tags for 3D-printing filament spools with material type, color, brand, weight, temperature ranges and diameter, and syncs those settings to Anycubic Slicer Next.
What's different: Built specifically for the Anycubic ACE Pro RFID/NFC system (also supporting OpenPrintTag and OpenSpool), works fully offline with no cloud required.
Best for: 3D-printing makers using Anycubic ACE Pro who want to stop manually tracking filament spool details.

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