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Best On-Device Apps

234+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

Looking for free on-device apps? 20 of our 234+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top On-Device Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1On-Device AI: TTS & STT AgentOn-Device AI: TTS & STT AgentFree4.4★ (162)NoYesJul 2026
2Russet: Private on-device AIRusset: Private on-device AIFree4.8★ (9)NoNoJul 2026
3nanoGPT: Train GPT on DevicenanoGPT: Train GPT on DeviceFree5.0★ (2)NoYesMay 2026
4ChatToGO - On-Device Gen AIChatToGO - On-Device Gen AIFree—YesNoMay 2026
5Dictly — On‑device dictationDictly — On‑device dictationFree4.0★ (2)NoYesMay 2026
6Fog: On-Device AI NotesFog: On-Device AI NotesFree4.8★ (4)NoNoJul 2026
7TEMS™ OnDeviceTEMS™ OnDeviceFree—NoNoMay 2026
8ChatAI - On Device AIChatAI - On Device AIFree——NoJul 2026

Top Picks for On-Device

On-Device AI: TTS & STT Agent#1

On-Device AI: TTS & STT Agent by Zijie Deng

Offline AI, Chat & Smart Voice
Editor's Choice
🔧 Utilities
4.4😊(162 ratings)
FreeIn-App Purchases
On-Device AI: TTS & STT Agent screenshot 1
On-Device AI: TTS & STT Agent screenshot 2
On-Device AI: TTS & STT Agent screenshot 3
On-Device AI: TTS & STT Agent screenshot 4
On-Device AI: TTS & STT Agent screenshot 5
On-Device AI: TTS & STT Agent screenshot 6

Transform your device into a private AI assistant for meetings and complex tasks. Features include speaker diarization, live transcription, and specialized subagents for research, analysis, and writing. Control your AI via messaging apps, with options for 100% offline processing or cloud connectivity.

What We Love

  • 🚀 Game-changing AI assistant
  • 🔍 Powerful search functionality
  • 👍 Customizable and versatile
  • 🌐 Seamless multi-device experience

Room to Improve

  • 🐛 Crashes on larger models
  • 🔋 Heating issues on some devices
  • 🔍 Slow and unreliable web search
Russet: Private on-device AI#2

Russet: Private on-device AI by Ritwik Takkar

Private, powerful, personal
Strong Contender
📊 Productivity
4.8(9 ratings)
Free
Russet: Private on-device AI screenshot 1
Russet: Private on-device AI screenshot 2
Russet: Private on-device AI screenshot 3
Russet: Private on-device AI screenshot 4
Russet: Private on-device AI screenshot 5
Russet: Private on-device AI screenshot 6

This app offers private, on-device AI capabilities for iPhone and iPad, utilizing powerful models that run entirely offline. It features flexible chat options, text-to-speech, and agent-based automation for tasks like summarizing and analyzing documents. Designed for privacy and focus, it works without accounts, ads, or tracking.

nanoGPT: Train GPT on Device#3

nanoGPT: Train GPT on Device by 一和 朱

Train a Shakespearean GPT
Worth Considering
📚 Education
5.0(2 ratings)
FreeIn-App Purchases
nanoGPT: Train GPT on Device screenshot 1
nanoGPT: Train GPT on Device screenshot 2
nanoGPT: Train GPT on Device screenshot 3
nanoGPT: Train GPT on Device screenshot 4
nanoGPT: Train GPT on Device screenshot 5

Train and experiment with GPT language models directly on your iOS device. Witness AI model improvement through intuitive visualizations and hands-on learning with Shakespearean sonnets.

More On-Device apps to explore

4
ChatToGO - On-Device Gen AI
ChatToGO - On-Device Gen AI
ChatToGO - On-Device Gen AI
Powerful AI Image generation
Free
🔧 Utilities
(0)
5
Dictly — On‑device dictation
Dictly — On‑device dictation
Dictly — On‑device dictation
Private. Instant. Offline.
Free

This app converts your voice into styled text locally on your device, offering instant, private, and offline dictation. Create custom text formats and manage specialized vocabularies for efficient note-taking and idea capture.

Real-time on-device transcriptionOffline dictationCustom text formatting (Workflows)
📊 Productivity
(2)
freemium
6
Fog: On-Device AI Notes
Fog: On-Device AI Notes
Fog: On-Device AI Notes
Notes that organize themselves
Free

This app automatically organizes your notes into smart collections without manual effort. It leverages on-device AI to understand note content and group them into "Clouds," ensuring everything is easily accessible. Your notes are stored locally and synced across your Apple devices via iCloud for enhanced privacy.

Automatic note grouping into smart cloudsOn-device AI for intelligent organizationOffline functionality
📊 Productivity
(4)
free
7
TEMS™ OnDevice
TEMS™ OnDevice
TEMS™ OnDevice
KNOW YOUR NETWORK™
Free
🔧 Utilities
(0)
8
ChatAI - On Device AI
ChatAI - On Device AI
ChatAI - On Device AI
by Saurabh Sharma
Free
📊 Productivity
(0)
9
Endemic: Local On-Device AI
Endemic: Local On-Device AI
Endemic: Local On-Device AI
Chat with Private Offline LLM
Free

This app allows you to run powerful language models directly on your device, offering private and offline AI interactions. Download models from a curated catalog, chat without cloud reliance, and even enable local web search and image analysis.

On-device LLM executionPrivate, offline conversationsCurated model catalog
🔧 Utilities
(3)
freemium
10
Recu: OnDevice Receipt Scanner
Recu: OnDevice Receipt Scanner
Recu: OnDevice Receipt Scanner
On-Device AI receipt scanner
Free

This app uses on-device AI to scan, extract, and organize your receipts. It offers insights into your spending habits without sending your data to the cloud. Track up to 10 receipts for free or upgrade for unlimited features.

On-device AI receipt scanningAutomatic data extractionSpending insights dashboard
💰 Finance
(1)
free with in-app purchases
11
OnDevice LLM - Offline AI Chat
OnDevice LLM - Offline AI Chat
OnDevice LLM - Offline AI Chat
Pay once. Truly private AI.
Free
🔧 Utilities
(0)
12
Theo8080 — On-Device AI
Theo8080 — On-Device AI
Theo8080 — On-Device AI
Personal AI Conversations
Free
🛠️ Developer Tools
(0)
13
Find My Bluetooth Device
Find My Bluetooth Device
Find My Bluetooth Device
Find Your Lost Headphones!
Free

Locate lost Bluetooth devices like headphones and earbuds using their signal strength. Play a sound on compatible devices to help pinpoint their exact location. This app assists in finding various Bluetooth-enabled gadgets within a 330-foot range.

Locate lost Bluetooth devicesDetect device proximityPlay sound on device
🔧 Utilities
(2.3K)
freemium
14
Transcribe on device
Transcribe on device
Transcribe on device
by ichiro NAKAHARA
Free
📊 Productivity
(0)
15
Go AI: Offline On-Device AI
Go AI: Offline On-Device AI
Go AI: Offline On-Device AI
Play Anywhere. No Internet.
Free
📚 Education
(0)
16
opchat: Private On-Device AI
opchat: Private On-Device AI
opchat: Private On-Device AI
Multi-provider BYOK assistant
Free
📊 Productivity
(0)
17
Device Detector: Wifi Analyzer
Device Detector: Wifi Analyzer
Device Detector: Wifi Analyzer
Find Hidden Devices On Network
Free

Scan and analyze all devices connected to your local network. This essential tool helps protect your privacy by identifying everything on your network. Regular updates ensure an improved user experience.

Scan local networkAnalyze connected devicesPrivacy protection
🔧 Utilities
(3.5K)
ad-supported
18
On-Device AI
On-Device AI
On-Device AI
by StayinFront Asia Pacific Ltd
Free

This AI-powered tool processes retail display images directly on your mobile device. It streamlines image analysis for the consumer goods industry, reducing costs and processing time compared to cloud-based solutions. It integrates with other platforms to enhance sales growth for field teams.

AI-powered image processingOn-device retail display analysisReduced cloud processing costs
💼 Business
(1)
free
19
tracker detect
tracker detect
tracker detect
airbuds - ble scanner, podspot
Free

Easily locate lost Bluetooth devices like earbuds, smartwatches, and trackers. The app uses proximity indicators and vibrations to guide you closer to your missing items. Manage subscriptions through your Apple ID settings.

Locate AirPods, Apple Pencil, and Apple WatchFind Bluetooth devicesProximity percentage indicator
🔧 Utilities
(7.5K)
subscription
20
Upscale on Device - VideoKit
Upscale on Device - VideoKit
Upscale on Device - VideoKit
Enhance Videos on Device
Free
📷 Photo & Video
(0)

FAQ about On-Device

What are the best on-device apps for iPhone?
On-Device AI: TTS & STT Agent tops our on-device apps ranking as of June 2026, with a 4.4-star average from 162 App Store ratings, and it's free to download.
Yes — 20 of the top on-device apps we rank are free to download, including On-Device AI: TTS & STT Agent and Russet: Private on-device AI.
On-Device AI: TTS & STT Agent has no ads and offers in-app purchases, according to its App Store listing as of June 2026.
We track 234+ on-device apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
On-Device AI is designed to run directly on your Apple devices. This includes your Mac, iPad, and iPhone. The app leverages the hardware capabilities of these devices to provide its advanced AI and speech processing features, with specific optimizations for iOS and macOS.
Yes, the app is built with privacy as a core tenet, offering a 100% offline processing option. This means sensitive documents and data can be processed entirely on your device without being sent to any cloud servers, ensuring total security and confidentiality.

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