# SiloNotes vs Overlay One

The clearest difference is in-app purchases: Overlay One at none against SiloNotes's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SiloNotes sells 2 in-app purchases, starting at $4.99 per month. Overlay One asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | SiloNotes | Overlay One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/silonotes/id6760210088/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Freemium | — |
| Size | 5 MB | 21 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Biosync LLC](https://appshunter.io/developer/1878002597) | [玉苏甫江 艾西热甫](https://appshunter.io/developer/1085611107) |

## What reviewers say

### SiloNotes

[App page](https://appshunter.io/ios/app/silonotes/id6760210088)

Organize client information with structured categories, visualize connections with a knowledge graph, and capture insights via voice transcription. Secure your sensitive data with biometric authentication and access instant client briefings.

**Highlights:** Structured client information, Visual knowledge graph, Voice-to-intelligence transcription, Biometric data vault, Instant client briefings, Audit trail

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SiloNotes Pro | $4.99 | per month |
| SiloNotes Pro | $34.99 | per year |


### Overlay One

[App page](https://appshunter.io/ios/app/overlay-one/id6770309850)

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

**In-app purchases:** none


## Frequently asked questions

### Is SiloNotes free?

SiloNotes is free to download, with in-app purchases available.

### Is Overlay One free?

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

### Do SiloNotes or Overlay One have ads?

Neither SiloNotes nor Overlay One shows ads.

### Which is updated more often, SiloNotes or Overlay One?

SiloNotes ships an update fortnightly, and Overlay One fortnightly. Most recently, SiloNotes was updated on October 7, 2026 and Overlay One on October 9, 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.*