# Timestamp Marker vs How Long

The clearest difference is rating: How Long at 5.0 against Timestamp Marker's 4.0. How Long also leads on update cadence (fortnightly vs every 6 weeks). Timestamp Marker's advantage is in-app purchases (none vs 4). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. How Long sells 4 one-off in-app purchases. Timestamp Marker asks for nothing beyond the download.

How Long holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Timestamp Marker ships an update every 6 weeks, How Long fortnightly. The most recent releases landed on August 29, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Timestamp Marker | How Long |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/timestamp-marker/id1567343282/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/how-long-location-tracker/id6761937669/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 9 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Rod Bauer](https://appshunter.io/developer/868039735) | [GDW Entertainment, LLC](https://appshunter.io/developer/1892156845) |

## What reviewers say

### Timestamp Marker

[App page](https://appshunter.io/ios/app/timestamp-marker/id1567343282)

Instantly create and edit time markers with a single tap. Add events with or without titles, and view time elapsed since your last recorded event. Calculate time differences between selected markers, including future timestamps.

**Highlights:** Instant timestamp creation, Editable event titles and times, View time since last event, Calculate time between markers, Support for future timestamps, Batch deletion of events

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

**In-app purchases:** none


### How Long

[App page](https://appshunter.io/ios/app/how-long-location-tracker/id6761937669)

Automatically track time spent at important locations like the gym or office using geofencing and Wi-Fi. Set weekly goals, view detailed statistics, and receive smart suggestions for new places. Enjoy battery-friendly background tracking.

**Highlights:** Automatic location time tracking, Geofencing and Wi-Fi detection, Weekly goal setting and progress tracking, Detailed visit statistics, Smart place suggestions, Battery-friendly background operation, Home screen widgets

**Features:** Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $4.99 | one-time |
| How Long Pro | $5.99 | one-time |


## Frequently asked questions

### Is Timestamp Marker free?

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

### Is How Long free?

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

### Which has better reviews, Timestamp Marker or How Long?

How Long is rated higher. Timestamp Marker averages 4.0 out of 5 from 1 ratings, while How Long averages 5.0 from 2 ratings.

### Do Timestamp Marker or How Long have ads?

Neither Timestamp Marker nor How Long shows ads.

### Which is updated more often, Timestamp Marker or How Long?

Timestamp Marker ships an update every 6 weeks, and How Long fortnightly. Most recently, Timestamp Marker was updated on August 29, 2026 and How Long on September 20, 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.*