# 404Log vs DiaryThreads

The clearest difference is in-app purchases: 404Log at none against DiaryThreads's 2. 404Log also leads on ratings volume (19 vs 3) and iOS requirement (15.0 vs 18.0). DiaryThreads's advantage is update cadence (daily vs every 8 days). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. DiaryThreads sells 2 in-app purchases, starting at $2.99 per month. 404Log asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for 404Log against 5.0 for DiaryThreads. That said, the two scores are not equally well evidenced: 404Log has 19 ratings behind it against 3, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

404Log ships an update every 8 days, DiaryThreads daily. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 404Log | DiaryThreads |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (19 ratings)](https://appshunter.io/ios/app/404log-crush-diary/id6742832199/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/diarythreads-timeline-journal/id6795139345/reviews)** |
| Number of ratings | **19** | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Daily** |
| Monetization | **Ad-supported** | Freemium |
| Size | 70 MB | 39 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Yoonjik Cho](https://appshunter.io/developer/1699502339) | [世杰 戴](https://appshunter.io/developer/1896061356) |

## What reviewers say

### 404Log

[App page](https://appshunter.io/ios/app/404log-crush-diary/id6742832199)

This app helps you track your emotions and analyze your romantic feelings over time. Log special moments, identify attraction signals, and review past crushes to understand your love life patterns. It's a personal space to reflect on your emotional journey.

**Highlights:** Love Frequency & Attraction Signals, Special Moments Calendar, Emotion Chart & Crush Trends, Ranking & Past Crush History, Reconnection Frequency, Relationship Mode Tracking

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

**In-app purchases:** none


### DiaryThreads

[App page](https://appshunter.io/ios/app/diarythreads-timeline-journal/id6795139345)

Transform your life into a series of shareable posts, just like social media. Capture thoughts, photos, videos, or voice notes in short entries organized into a private timeline. Gain insights into your journaling habits and revisit memories with customizable widgets.

**Highlights:** Post thoughts, photos, videos, voice notes, Private timeline organization, Insights into journaling habits, Home Screen widgets for memories and new posts, App Lock for enhanced privacy, No account required, local storage

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $2.99 | per month |
| Lifetime Premium | $6.99 | one-time |


## Frequently asked questions

### Is 404Log free?

404Log is free to download, with no in-app purchases.

### Is DiaryThreads free?

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

### Which has better reviews, 404Log or DiaryThreads?

DiaryThreads is rated higher. 404Log averages 4.9 out of 5 from 19 ratings, while DiaryThreads averages 5.0 from 3 ratings.

### Do 404Log or DiaryThreads have ads?

Neither 404Log nor DiaryThreads shows ads.

### Which is updated more often, 404Log or DiaryThreads?

404Log ships an update every 8 days, and DiaryThreads daily. Most recently, 404Log was updated on October 7, 2026 and DiaryThreads on October 6, 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.*