Comparison

Local AI Notes vs AI Agent Builder

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

Head to head
About

Local AI Notes

Features
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local-ai-notes turns your notes into a structured knowledge system that organizes itself. Type anything โ€” your notes are automatically clustered by meaning using machine learning that runs entirely on your iPhone. No cloud, no API calls, no tracking. KEY FEATURES - Automatic Semantic Clustering Notes group themselves by topic using on-device embeddings. No manual folders, no manual tagging. - Slash Commands /remind for reminders, /ask to query your notes, /calendar for events, /tag for tags, /lock for biometric protection. - Voice Input Speak naturally โ€” local speech recognition transcribes and routes your input to the right action. - Knowledge Graph See how your notes connect. Force-directed visualization of semantic relationships. - Smart Mode (Optional) Download an on-device AI model (Gemma 3 or LFM2.5) for natural language answers grounded in your notes. PRIVACY-FIRST Everything runs on your device. We don't have servers. We don't track. We don't analyze. We can't see your notes โ€” even if we wanted to. Your data is encrypted at rest, biometrically locked, and never leaves your iPhone. REQUIREMENTS - iOS 17 or later - iPhone XS or newer recommended - Smart Mode requires additional 1-3 GB free storage

About

AI Agent Builder

Features
Read full description

This app turns your iPhone and iPad into a complete workshop for building, customizing, and running your own AI agents. Design an agent's personality, connect it to tools, chain multi-step workflows, and chat with it in real time โ€” all without writing a single line of code. NEW IN VERSION 2.0 Template Gallery โ€” Skip the blank page. This app now includes a dedicated Templates tab with ten professionally designed, ready-to-use agents: Research Assistant, Code Reviewer, Content Writer, Data Analyst, Travel Planner, Study Tutor, and more. Add any template to your library in a single tap, or open it in the builder to customize. Redesigned Dashboard โ€” The home screen is now a dashboard. See your agent stats at a glance, jump into common actions instantly, and browse featured templates the moment this app opens. Demo Mode โ€” Explore every feature with realistic sample data, with no API key required. BUILD AGENTS YOUR WAY A 12-step guided builder walks you through every part of your agent Choose from multiple AI providers: Claude, GPT, Gemini, and Groq Add your own OpenAI-compatible providers such as Ollama, Together AI, Mistral, and DeepSeek 20 built-in tools including web search, calculator, weather, translation, email, and file operations Connect Model Context Protocol (MCP) servers for extended tool access Create sub-agents that your main agent can delegate to Design visual workflows with conditions, loops, and branching Fine-tune temperature, token limits, and streaming behavior CHAT AND ITERATE Test your agents in a live chat with real-time tool execution Export agents as JSON to back up, reuse, or share Edit any agent at any time in the builder PRIVACY FIRST Your API keys are stored locally on your device and are only ever sent to the AI provider you choose. This app does not collect or transmit your data to any third party. NOTE: This app requires your own API key from an AI provider. Groq offers a free tier, so you can get started at no extra cost. Demo Mode lets you preview this app with no key at all.

Screenshots

Local AI Notes4 screens
AI Agent Builder4 screens

Verdict

The call

The clearest difference is price: Local AI Notes at Free against AI Agent Builder's $2.99. AI Agent Builder's advantage is update cadence (every 10 days vs every 3 weeks) and iOS requirement (17.0 vs 26.2). On ads, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Local AI Notes is free to download; AI Agent Builder costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Local AI Notes ships an update every 3 weeks, AI Agent Builder every 10 days. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

Scorecard3 real differences ยท 3 level
Local AI Notes versus AI Agent Builder: the parameters behind the verdict, then further details
ParameterLocal AI NotesAI Agent Builder
PriceFree โ€” better$2.99
Update frequencyEvery 3 weeksEvery 10 days โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.217.0 โ€” better
Further details โ€” not scored
Size259 MB6 MB
Age rating4+4+
DeveloperFlorian WachterYuhsiu Lai

In-app purchases

None

Local AI Notes

No in-app purchases

None

AI Agent Builder

No in-app purchases

Questions

Is Local AI Notes free?
Local AI Notes is free to download, with no in-app purchases.
Is AI Agent Builder free?
AI Agent Builder costs $2.99, with no in-app purchases.
Do Local AI Notes or AI Agent Builder have ads?
Neither Local AI Notes nor AI Agent Builder shows ads.
Which is updated more often, Local AI Notes or AI Agent Builder?
Local AI Notes ships an update every 3 weeks, and AI Agent Builder every 10 days. Most recently, Local AI Notes was updated on October 6, 2026 and AI Agent Builder on October 12, 2026.

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