---
title: "LuLu alternative for Mac: Kilobat vs LuLu"
url: "https://kilobat.app/lulu-alternative"
description: "Kilobat vs LuLu: an honest comparison. LuLu is a free, open-source firewall that alerts you to outgoing connections and lets you allow or block each…"
---

Kilobat vs LuLu

# A LuLu alternative for Mac.

LuLu is a free, open-source firewall that alerts you to outgoing connections and lets you allow or block each process. Here is how Kilobat compares.

[Download for Mac ↓](https://kilobat.app/downloads/Kilobat-1.9.0.dmg)

```
brew install seifip/kilobat/kilobat
```

## Side by side

| Job | LuLu | Kilobat |
|---|---|---|
| New connection alerts | ✓ Per process | ✓ Pro, once per new app |
| Per-app blocking | ✓ | ✓ Pro |
| Live traffic by app | — | ✓ Free |
| Profiles and data budgets | — | ✓ Pro |
| Wi-Fi diagnosis and speed tests | — | ✓ |
| Price | Free, open source | Free; Pro $19 once |

LuLu details are from [Objective-See’s own documentation](https://objective-see.org/products/lulu.html), as of October 2026; we haven’t benchmarked it. Corrections welcome at the support address.

## Which should you choose?

### Choose LuLu if

- You want a free firewall that asks about each new outgoing connection.

### Choose Kilobat if

- You want bandwidth by app, profiles and a connection map, asked once per new app, plus Wi-Fi and speed diagnostics.

## Pricing

See [LuLu’s site](https://objective-see.org/products/lulu.html) for current pricing. Kilobat is free, with Pro for $19 once.

[See every comparison →](https://kilobat.app/alternatives)

## Get your network out of the dark.

[Download for Mac ↓](https://kilobat.app/downloads/Kilobat-1.9.0.dmg)

```
brew install seifip/kilobat/kilobat
```