# Work Diary vs CogniLog

The clearest difference is rating: CogniLog at 5.0 against Work Diary's 4.3. CogniLog also leads on in-app purchases (none vs 2) and update cadence (every 2 weeks vs every 4 weeks). Work Diary's advantage is iOS requirement (17.0 vs 26.2). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Work Diary sells 2 in-app purchases, starting at $5.99 per year. CogniLog asks for nothing beyond the download.

CogniLog holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Work Diary ships an update every 4 weeks, CogniLog every 2 weeks. Both last shipped on November 5, 2026.

## The numbers

| Metric | Work Diary | CogniLog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (3 ratings)](https://appshunter.io/ios/app/work-diary-work-log-timesheet/id6761514967/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/cognilog-work-log/id6787191035/reviews)** |
| Number of ratings | 3 | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Monetization | Freemium | **Free** |
| Size | 3 MB | 53 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | iPhone, iPad | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Ankit Raj](https://appshunter.io/developer/1890089726) | [Rivet Rune LLC](https://appshunter.io/developer/1104581884) |

## What reviewers say

### Work Diary

[App page](https://appshunter.io/ios/app/work-diary-work-log-timesheet/id6761514967)

This app helps professionals meticulously record their daily work activities, including hours, notes, and photo evidence. It offers robust export options for timesheets and spreadsheets, and a private, offline experience. Prove your accomplishments and manage your work history with ease.

**Highlights:** Log start/end times and notes, Attach photos and documents, Export as PDF timesheet or Excel, Built-in document scanner, Calendar and weekly stats view, Daily reminders, 100% offline operation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Work Diary Pro | $5.99 | per year |
| Work Diary Pro Lifetime | $12.99 | one-time |


### CogniLog

[App page](https://appshunter.io/ios/app/cognilog-work-log/id6787191035)

This app helps you document your work, capturing decisions and reasoning. It allows an AI assistant to read your log and answer questions about your past activities. Entries are plain text with Markdown support, and a visual almanac helps you navigate your history.

**Highlights:** AI-powered work log analysis, Plain text entries with Markdown, Visual almanac for historical navigation, Project-based channels and #tags, Cross-device sync via iCloud, Import from other note-taking apps

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is Work Diary free?

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

### Is CogniLog free?

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

### Which has better reviews, Work Diary or CogniLog?

CogniLog is rated higher. Work Diary averages 4.3 out of 5 from 3 ratings, while CogniLog averages 5.0 from 3 ratings.

### Do Work Diary or CogniLog have ads?

Neither Work Diary nor CogniLog shows ads.

### Which is updated more often, Work Diary or CogniLog?

Work Diary ships an update every 4 weeks, and CogniLog every 2 weeks. Most recently, Work Diary was updated on November 5, 2026 and CogniLog on November 5, 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.*