# Silo vs Smart Notes App

The clearest difference is update cadence: Smart Notes App at every 3 months against Silo's every 15 months. Smart Notes App also leads on iOS requirement (15.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Silo ships an update every 15 months, Smart Notes App every 3 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | Silo | Smart Notes App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/silo-private-ai-assistant/id6741248135/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 6 MB | 57 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Bixby Apps, LLC](https://appshunter.io/developer/436419517) | [SmartAI Soft](https://appshunter.io/developer/1794299781) |

## What reviewers say

### Silo

[App page](https://appshunter.io/ios/app/silo-private-ai-assistant/id6741248135)

This app allows you to run advanced AI language models directly on your iPhone without needing an internet connection or subscriptions. It prioritizes user privacy by keeping all conversations and data solely on your device. You can download and switch between various open-source models, including uncensored options.

**Highlights:** Runs AI models locally on iPhone, No internet connection required, Zero data collection or server requests, Supports multiple open-source LLMs, Import custom models from Hugging Face, Uncensored model output, Local chat history management

**In-app purchases:** none


### Smart Notes App

[App page](https://appshunter.io/ios/app/smart-notes-app/id6745878182)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Silo free?

Silo is free to download, with no in-app purchases.

### Is Smart Notes App free?

Smart Notes App is free to download, with no in-app purchases.

### Do Silo or Smart Notes App have ads?

Neither Silo nor Smart Notes App shows ads.

### Which is updated more often, Silo or Smart Notes App?

Silo ships an update every 15 months, and Smart Notes App every 3 months. Most recently, Silo was updated on October 30, 2026 and Smart Notes App on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*