# 509 vs Get Mellow

The clearest difference is ads: Get Mellow at none against 509's shown. Get Mellow also leads on update cadence (every 2 days vs every 3 months). 509's advantage is iOS requirement (13.0 vs 15.1). On price, 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.

509 ships an update every 3 months, Get Mellow every 2 days. The most recent releases landed on October 17, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 509 | Get Mellow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (48 ratings)](https://appshunter.io/ios/app/509/id1592726706/reviews)** | — |
| Number of ratings | **48** | — |
| Positive reviews | 21.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 32 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Teton Outfitters LLC](https://appshunter.io/developer/1478614281) | [Irene Blasco](https://appshunter.io/developer/1806984607) |

## What reviewers say

### 509

[App page](https://appshunter.io/ios/app/509/id1592726706)

Control and customize heated goggles for optimal vision in any weather. Access an online store, watch snowmobile films, and receive product updates. Stay fog-free and prepared for winter adventures.

**Highlights:** Wireless heat profile customization, Auto and manual anti-fog modes, Online store access, Latest product release updates, Watch snowmobile films, Customer service access

**Features:** macOS Compatibility

**In-app purchases:** none


### Get Mellow

[App page](https://appshunter.io/ios/app/get-mellow/id6761400654)

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

**In-app purchases:** none


## Frequently asked questions

### Is 509 free?

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

### Is Get Mellow free?

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

### Do 509 or Get Mellow have ads?

509 shows ads; Get Mellow does not.

### Which is updated more often, 509 or Get Mellow?

509 ships an update every 3 months, and Get Mellow every 2 days. Most recently, 509 was updated on October 17, 2026 and Get Mellow on October 2, 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.*