# DryFire Trigger Unit vs Surf Log

The clearest difference is rating: Surf Log at 5.0 against DryFire Trigger Unit's 3.0. Surf Log also leads on update cadence (every 3 weeks vs every 3 months) and ratings volume (5 vs 1). DryFire Trigger Unit's advantage is in-app purchases (none vs 2) and iOS requirement (8.0 vs 17.2). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Surf Log sells 2 in-app purchases, starting at $59.99 per year. DryFire Trigger Unit asks for nothing beyond the download.

Surf Log holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: Surf Log has 5 ratings behind it against 1, so its average is the more settled of the two.

DryFire Trigger Unit ships an update every 3 months, Surf Log every 3 weeks. The most recent releases landed on October 20, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | DryFire Trigger Unit | Surf Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/dryfire-trigger-unit/id1291827365/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/surf-log-surfing-tracker/id6475609613/reviews)** |
| Number of ratings | 1 | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 16 MB | 40 MB |
| Requires iOS | **8.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Wordcraft International Limited](https://appshunter.io/developer/294338798) | [Darian Macharowski](https://appshunter.io/developer/1724476291) |

## What reviewers say

### DryFire Trigger Unit

[App page](https://appshunter.io/ios/app/dryfire-trigger-unit/id1291827365)

This application allows users to program a universal gun assembly for various firing modes and sensitivity settings. It connects the gun assembly to a specific system, enabling laser firing based on vibration detection.

**Highlights:** Program universal gun assembly, Select firing modes (press, release, universal), Adjust sensitivity in universal mode, Laser firing based on vibration, Link gun assembly to DryFire system

**Features:** macOS Compatibility

**In-app purchases:** none


### Surf Log

[App page](https://appshunter.io/ios/app/surf-log-surfing-tracker/id6475609613)

Track your surfing sessions, identify optimal conditions for your favorite spots, and set personal goals to improve your skills. Evaluate surfboard performance to make informed choices for every wave and achieve your best year of surfing.

**Highlights:** Track surfing sessions, Identify optimal conditions, Set and achieve personal goals, Track surfboard performance, Document progress for skill improvement

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Pro Surf Tracking | $59.99 | per year |
| Lifetime Pro Surf Tracking | $29.99 | one-time |


## Frequently asked questions

### Is DryFire Trigger Unit free?

DryFire Trigger Unit is free to download, with no in-app purchases.

### Is Surf Log free?

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

### Which has better reviews, DryFire Trigger Unit or Surf Log?

Surf Log is rated higher. DryFire Trigger Unit averages 3.0 out of 5 from 1 ratings, while Surf Log averages 5.0 from 5 ratings.

### Do DryFire Trigger Unit or Surf Log have ads?

Neither DryFire Trigger Unit nor Surf Log shows ads.

### Which is updated more often, DryFire Trigger Unit or Surf Log?

DryFire Trigger Unit ships an update every 3 months, and Surf Log every 3 weeks. Most recently, DryFire Trigger Unit was updated on October 20, 2026 and Surf Log on October 15, 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.*