# Happened vs Subfier

The clearest difference is update cadence: Subfier at daily against Happened's monthly. Subfier also leads on iOS requirement (15.1 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Happened ships an update monthly, Subfier daily. The most recent releases landed on October 22, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Happened | Subfier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/happened-event-logger/id6553981795/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Monetization | Free | — |
| Size | 2 MB | 35 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pavel Shlyapnikov](https://appshunter.io/developer/1676899301) | [Barham Khalid](https://appshunter.io/developer/1849324498) |

## What reviewers say

### Happened

[App page](https://appshunter.io/ios/app/happened-event-logger/id6553981795)

Easily log life events with customizable tags and analyze them using various metrics. Track symptoms, hobbies, or any personal occurrence with a simple tap and visualize your data over time. The app prioritizes your privacy, storing data locally or in your iCloud.

**Highlights:** One-tap event logging, Four tag types: Valueless, Quantified, Balance, Binary, Timeline divided into five parts of the day, Drag and drop tag management, 10 types of visual metrics, Customizable time ranges for analytics, CloudKit data storage for privacy

**Features:** macOS Compatibility

**In-app purchases:** none


### Subfier

[App page](https://appshunter.io/ios/app/subfier/id6761431705)

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

**In-app purchases:** none


## Frequently asked questions

### Is Happened free?

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

### Is Subfier free?

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

### Do Happened or Subfier have ads?

Neither Happened nor Subfier shows ads.

### Which is updated more often, Happened or Subfier?

Happened ships an update monthly, and Subfier daily. Most recently, Happened was updated on October 22, 2026 and Subfier on October 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*