# Trex AR vs Reef Tank Log

The clearest difference is in-app purchases: Trex AR at none against Reef Tank Log's 3. Trex AR also leads on iOS requirement (13.0 vs 15.0). Reef Tank Log's advantage is update cadence (every 5 days vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Reef Tank Log sells 3 in-app purchases, starting at $3.99 per month. Trex AR asks for nothing beyond the download.

Trex AR ships an update every 4 months, Reef Tank Log every 5 days. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Trex AR | Reef Tank Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (722 ratings)](https://appshunter.io/ios/app/trex-ar/id1561806489/reviews)** | — |
| Number of ratings | **722** | — |
| Positive reviews | 5.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 536 MB | 55 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Trex Co, Inc](https://appshunter.io/developer/1496171022) | [CODEENSIS LTD](https://appshunter.io/developer/859208704) |

## What reviewers say

### Trex AR

[App page](https://appshunter.io/ios/app/trex-ar/id1561806489)

Visualize outdoor living spaces with this augmented reality tool. Explore different decking and railing options in your own environment. Design basic deck shapes, estimate square footage, and find local professionals.

**Highlights:** AR visualization of decking and railing, View entire decking portfolio, Experiment with railing pairings, Build basic deck shapes, Estimate square footage, Order samples, Find builders and retailers

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Great visual effects
- 👍 Handy and easy to use

**What reviewers complain about**

- 🐛 Freezes upon opening
- 🐛 Glitchy and buggy
- 👎 Not user-friendly
- 👎 Difficult to use
- 👎 Unclear how to proceed

**Reported bugs**

- Camera function doesn't work
- Can't save or restart scans
- Deck placement and sizing issues
- Crashes and freezes frequently

**Requested features**

- Allow uploading photos to build off of
- Add ability to adjust deck height and add stairs
- Improve visualization and make it more realistic
- Provide more guidance and instructions


### Reef Tank Log

[App page](https://appshunter.io/ios/app/reef-tank-log-parameters/id6809114804)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Annual | $19.99 | per year |
| Pro Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Trex AR free?

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

### Is Reef Tank Log free?

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

### Do Trex AR or Reef Tank Log have ads?

Neither Trex AR nor Reef Tank Log shows ads.

### Which is updated more often, Trex AR or Reef Tank Log?

Trex AR ships an update every 4 months, and Reef Tank Log every 5 days. Most recently, Trex AR was updated on October 24, 2026 and Reef Tank Log on October 18, 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.*