# Kernels vs Cio Browser

The clearest difference is update cadence: Cio Browser at every 10 days against Kernels's every 2 months. Kernels's advantage is iOS requirement (13.0 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.

Kernels ships an update every 2 months, Cio Browser every 10 days. The most recent releases landed on September 19, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Kernels | Cio Browser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (10 ratings)](https://appshunter.io/ios/app/kernels-private-search-engine/id1591632823/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 30 MB | 1 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Funnls LLC](https://appshunter.io/developer/1591632825) | [ADRIAN DANIEL CIOC](https://appshunter.io/developer/1818602503) |

## What reviewers say

### Kernels

[App page](https://appshunter.io/ios/app/kernels-private-search-engine/id1591632823)

This app acts as a personal search engine, allowing you to index and quickly find your saved text, web pages, images, emails, and documents. It prioritizes user privacy and synchronizes your data across devices for easy access anywhere. It helps boost productivity by making your digital information instantly searchable.

**Highlights:** Personal search index, Save text, web pages, images, Search emails and documents, Privacy-focused indexing, Cross-device synchronization, Boost productivity and organization

**Features:** macOS Compatibility

**In-app purchases:** none


### Cio Browser

[App page](https://appshunter.io/ios/app/cio-browser-fast-and-private/id6761765762)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kernels free?

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

### Is Cio Browser free?

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

### Do Kernels or Cio Browser have ads?

Neither Kernels nor Cio Browser shows ads.

### Which is updated more often, Kernels or Cio Browser?

Kernels ships an update every 2 months, and Cio Browser every 10 days. Most recently, Kernels was updated on September 19, 2026 and Cio Browser on September 16, 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.*