Source: https://bestagentsfor.com/ja/agents/dia/
Markdown: https://bestagentsfor.com/ja/agents/dia/index.md

Title: Diaの料金・機能・代替（2026） | Best Agents For

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確認日 5 October 2026

# Diaの料金・機能・代替（2026）

Diaの開始価格は $20/month です。下の製品メモは、ベンダーが公開している料金のまま記しています。

A work browser that can chat across your tools.

## 概要

Dia is a browser from The Browser Company that can pull context from connected tools such as Slack, Notion, and Teams and turn it into a shareable report. The plans page says the free Better Browser has no AI, Better Answers is chat with page and tool context, and Better Days adds more usage plus briefs, recaps, and reports.

www.diabrowser.com

## 料金

Better Browser is free and has no AI features. Better Answers is $20/month. Better Days is $100/month and includes 6x the usage of Better Answers plus a daily Morning Brief, reports, decks, and recaps. New users get a 14-day Better Days trial with no credit card. Extra usage is sold in $20 blocks. The page says paid plans begin rolling out to most new Mac users on August 17, existing users keep AI free until emailed, and Windows is not on paid plans yet. Last checked 5 October 2026.

## 機能

- A person drives. The product drafts, searches, or suggests inside a workflow you already run.

- Integrations: Slack, Notion, Teams.

- Not sold as one named foundation model on the pages we opened.

自律度: Copilot. チーム規模: Solo, Small team, Mid-market.

## 強み

- Free tier available. Starting price: $20/month.

- Connects to Slack, Notion, Teams.

- Mac users who want tab- and tool-aware chat inside the browser, with a free non-AI browser if they do not pay.

## 限界

- A person still runs the work.

- We did not open a trust report for this product. Read the vendor's current security page before you send customer, candidate, or client data.

## 向いている人

Mac users who want tab- and tool-aware chat inside the browser, with a free non-AI browser if they do not pay.

## 代替

同じカテゴリに並ぶほかの製品です。

- Browser Use$0.02/hour

- BrowserbaseFree, then $20/month

- ChatGPT AtlasNot published

- FellouNot published

- Genspark$24.99/month

Diaの主な代替

## 出典

- Product

- Pricing

## どの一覧に入るか

- おすすめのAIブラウザ#3 of 9