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Product Catalog

Privacy-First iOS Apps & Developer Tools.
AI that runs entirely on your device.

3Nsofts builds privacy-first iOS apps, on-device AI tools, and macOS utilities for Apple platforms. Every product ships zero data to servers — intelligence runs locally, giving developers and power users full control. 18 apps on the App Store, crafted by a focused studio.

18

Apps on App Store

4.8★

Average rating

0 bytes

Data to servers

Nick app icon

Nick

Open-source macOS security

macOS 26+SWIFT 6COREMLON-DEVICE AIFREE
Nick app icon

Nick

Free · Open Source

One open-source app. Six detection layers. On-device AI threat scoring. Zero cloud.

  • Replaces BlockBlock, LuLu, KnockKnock, OverSight — in one native app
  • CoreML behavioral scoring correlates signals in a 30-second window
  • Foundation Models generates plain-English alert explanations on-device
  • AGPL-3.0 — every line of code is public and auditable
Learn more →
Nick macOS security suite — open-source threat dashboard with AI behavioral scoring

The rest of the lineup.

Every app runs on-device AI. No accounts required unless you choose cloud sync.

Nick app iconNew

Nick

Open-source macOS security suite with on-device AI threat scoring

One app. Six layers of protection. Zero cloud dependency. Behavioral AI threat scoring that runs entirely on your Mac — free, open source, and fully auditable.

Paperforge app iconNew

Paperforge

The native Mac editor for Markdown, code, and Git

Fully native macOS text editor for Markdown, code, rich text, and PDFs — with integrated Git, on-device AI draft generation, and Apple Intelligence writing tools. Free. No Electron.

MovieArmyKnife app iconNew

MovieArmyKnife

The free video toolkit macOS never had

Resize, compress, trim, merge, convert, adjust color, replace audio — all in one native macOS app. 18+ tools built on AVFoundation and SwiftUI. No FFmpeg. No subscriptions. No watermarks.

The Company App app iconLive

The Company App

Business operations in one place

All-in-one business operations platform for iOS and iPadOS teams. It unifies inventory, dispatch, sales workflows, and team coordination in one system.

Subscription
Tidro app iconNew

Tidro

AI File Organiser for Mac

Tidro watches your Mac folders and organises files automatically using Apple Intelligence — on-device, private, and instant. One-time purchase to unlock unlimited rules. No subscription.

Free · $4.99 unlock
Sorto app iconNew

Sorto

Email intelligence built on Apple Intelligence

The first email app built entirely on Apple's on-device Foundation Model. Classifies every message into eight smart categories — on your device, in seconds. Nothing ever leaves your iPhone, iPad, or Mac.

ECHO Survival AI app iconLive

ECHO Survival AI

Offline guidance when networks fail

Fully offline AI assistant built for survival and emergency scenarios. It runs without connectivity, tracking, or account setup.

Paid
Stillgrow app iconNew

Stillgrow

A garden grown from you

Ambient iOS app where each day grows a unique plant from your sleep, HRV, and breath. No streaks, no goals — just a quiet garden that accumulates with you over time. One-time purchase.

$0.99
HobbyIt app iconLive

HobbyIt

Habits and health intelligently tracked

Health and habit tracker with Apple Intelligence-assisted insights. It turns streaks and trends into clear next actions.

Paid
Keto Diet Pro: AI Macro Tracker app iconLive

Keto Diet Pro: AI Macro Tracker

Keto tracking with smart coaching

Keto companion with macro tracking, AI meal suggestions, and fasting support. HealthKit sync and electrolyte tracking are included for free.

CalmLedger app iconLive

CalmLedger

Personal finance clarity fully private

Private budgeting app with on-device AI spending insights. It tracks expenses and receipts without sending your financial data to the cloud.

Paid
Nourava app iconNew

Nourava

Perimenopause readiness from Apple signals

Nourava calculates a daily readiness score from HealthKit and Apple Watch data. It adds symptom journaling and pattern detection while keeping data on-device.

Subscription
Tensly app iconNew

Tensly

Stress trends before symptoms appear

Passive stress monitoring using Apple Watch HRV and personalized baselines. It detects strain early and nudges recovery with private on-device processing.

Subscription
Flary app iconNew

Flary

Tasks broken down by AI

Flary is a macOS menu bar task manager with on-device AI decomposition. It helps users keep momentum with streaks, nudges, and zero cloud dependency.

Paid
BrieFolio app iconNew

BrieFolio

Document intelligence. Completely on-device.

Privacy-first document intelligence for iPhone, iPad, and Mac. On-device AI extracts structured insights from contracts, invoices, meeting notes, and research papers. No cloud. No account.

Freemium
Imminent app iconNew

Imminent

Spatial prep before high-stakes moments

Imminent is the first visionOS app from 3Nsofts. It generates interview, presentation, meeting, and exam prep on-device, then arranges it around you on Apple Vision Pro.

Paid
Lokal app iconLive

Lokal

Private dictation across every Mac

Lokal provides voice dictation for macOS with fully local transcription. It works in any Mac app without subscriptions or cloud uploads.

Paid
Xcode Doctor app iconLive

Xcode Doctor

Find Xcode issues before shipping

Native macOS diagnostic utility for Xcode projects and release readiness. It catches signing, build, and App Store risk issues quickly.

Xcode Localization Translator app iconLive

Xcode Localization Translator

Translate Xcode locales in minutes

Drag-and-drop translator for .xcloc and .xliff localization bundles. It scales multilingual shipping with placeholder-safe translations.

Paid
SwiftUI CrossPreview app iconLive

SwiftUI CrossPreview

SwiftUI previews beyond Apple hardware

Live SwiftUI preview in VS Code for teams without Mac-only tooling constraints. It supports rapid UI iteration and instant visual validation.

Paid
Devscope app iconLive

Devscope

Code quality signals for teams

Language-agnostic code intelligence for CI pipelines and engineering teams. It delivers maintainability signals, risk scoring, and quality gates.

SwiftUI Templates app iconLive

SwiftUI Templates

Production-ready SwiftUI starter app architectures

Open-source SwiftUI templates for production iOS architecture patterns. They include practical setups for SwiftData, Core Data, and CloudKit sync.

Junkyard app iconLive

Junkyard

Clean disk clutter keep speed

Disk cleanup utility for macOS with safe visual cleanup workflows. It helps everyday Mac users and developers recover space quickly without risky manual deletion.

For users

Get the full collection.

All 8 apps on the App Store. Every one built for privacy — no tracking, no cloud, no account required.

Browse on App Store →

For startups

Need something custom?

We build apps like these for clients. Architecture audits, MVP sprints, and production-grade iOS delivery.

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