---
title: "Day One – Chrome extension stats, history and permissions"
description: "1,000 users, rated 5.00 by 6 people. Version 1.3.5, updated 2025-11-18. Requests 8 permissions."
url: "https://extensiontracker.com/extension/olbfobobkknlbckgdbgiebpcdcilpfjo"
---

# Day One

Live in the Chrome Web Store.

- Users: 1,000
- Rating: 5.00 from 6 ratings
- Last checked: 2026-11-09 07:11 UTC
- Users gained in 7 days: No change
- Users gained in 30 days: No change (+0.0%)
- Rank by users: #17,862 of 292,125 live extensions
- Rank in Workflow & Planning: #5,122 of 49,294

## The listing

What the Chrome Web Store shows, as of the last check.

Summary from the listing:

> Save to Day One

- Extension ID: `olbfobobkknlbckgdbgiebpcdcilpfjo`
- Developer: [Automattic](https://extensiontracker.com/developer/ud0fdda66c4e9ba2f4c6cd64a973060cf)
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Productivity › Workflow & Planning](https://extensiontracker.com/category/productivity/workflow)
- First published: 2025-08-13
- Last updated: 2025-11-18
- Version: `1.3.5`
- Size: 881 KiB
- Minimum Chrome: 88
- Languages (1): English (United States)
- Support page: `https://dayone.me/support`
- Chrome Web Store: <https://chromewebstore.google.com/detail/day-one/olbfobobkknlbckgdbgiebpcdcilpfjo>
- View its code or download CRX: <https://crxpeek.com/extension/olbfobobkknlbckgdbgiebpcdcilpfjo>
- Search Google for the ID: <https://www.google.com/search?q=%22olbfobobkknlbckgdbgiebpcdcilpfjo%22&tbs=li:1>

## Users over time

One row per check, newest first, as shown on the Chrome Web Store.

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-09 | 1,000 | 5.00 | 6 |
| 2026-11-02 | 1,000 | 5.00 | 6 |
| 2026-10-27 | 1,000 | 5.00 | 6 |
| 2026-10-20 | 1,000 | 5.00 | 6 |
| 2026-10-13 | 1,000 | 5.00 | 7 |
| 2026-10-06 | 1,000 | 5.00 | 7 |
| 2026-09-30 | 1,000 | 5.00 | 7 |
| 2026-09-27 | 1,000 | 5.00 | 7 |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-27.

## Developer history

Moves to another publisher account and new contact emails, newest first.

No move to another account and no new contact email since tracking began on 2026-09-27.

We know contact emails only by a keyed hash, so they're never shown. Recent changes: [Account and contact changes](https://extensiontracker.com/owners/).

## What it can access

From the extension's manifest, in plain language.

### Sites

- `https://chocolate-prod.s3.amazonaws.com/*`: chocolate-prod.s3.amazonaws.com
- `https://chocolate-prod.s3.us-east-1.amazonaws.com/*`: chocolate-prod.s3.us-east-1.amazonaws.com
- `https://dayone.me/api/*`: dayone.me

### Browser features

- `activeTab`: The tab you're on, only after you click the extension
- `contextMenus`: Add items to the right-click menu
- `scripting`: Run scripts on sites it can reach
- `storage`: Save settings and data in your browser
- `tabs`: Read the addresses and titles of your tabs

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [Pocket Casts](https://extensiontracker.com/extension/kjiackbideolnpfmkjcncpmgnfmkcnee) | 742 | 3.00 | 4 | Entertainment |
| [WordPress.com Reader](https://extensiontracker.com/extension/ipifehhhdpjpbacagomoemfieljmljen) | 3 | 5.00 | 1 | Tools |

All 3 extensions by [Automattic](https://extensiontracker.com/developer/ud0fdda66c4e9ba2f4c6cd64a973060cf).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 2026-11-09 07:11 UTC; next check around 2026-11-15.

How the data is collected: <https://extensiontracker.com/methodology>.

## Cite this page

Extension Tracker. “Day One” (olbfobobkknlbckgdbgiebpcdcilpfjo). Chrome Web Store data, last checked 2026-11-09. https://extensiontracker.com/extension/olbfobobkknlbckgdbgiebpcdcilpfjo. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_olbfobobkknlbckgdbgiebpcdcilpfjo,
  title   = {Day One (olbfobobkknlbckgdbgiebpcdcilpfjo)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-09},
  url     = {https://extensiontracker.com/extension/olbfobobkknlbckgdbgiebpcdcilpfjo},
  urldate = {2026-11-13}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/olbfobobkknlbckgdbgiebpcdcilpfjo>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Every page except search comes as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.