# Duon vs gas ph

The clearest difference is in-app purchases: Duon at none against gas ph's 1. Duon also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. gas ph sells 1 in-app purchase, starting at $0.99 per month. Duon asks for nothing beyond the download.

Duon ships an update every 9 days, gas ph fortnightly. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Duon | gas ph |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.5 (2 ratings)](https://appshunter.io/ios/app/gas-ph/id6747882475/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 50 MB | 87 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DUON](https://appshunter.io/developer/1782131775) | [Renjo Vicente Angeles](https://appshunter.io/developer/1823183182) |

## What reviewers say

### Duon

[App page](https://appshunter.io/ios/app/duon/id6738743494)

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

**In-app purchases:** none


### gas ph

[App page](https://appshunter.io/ios/app/gas-ph/id6747882475)

This app helps Filipino drivers find the cheapest fuel prices nationwide. It uses community-reported data to show you the lowest gas prices near your location, with options to filter by fuel type and distance. Save money on every fill-up by discovering the best deals.

**Highlights:** Find cheapest gas stations nearby, Search by fuel type and distance, Community-reported price data, Interactive map with station locations, Station amenities and operating hours, Report and confirm fuel prices

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GAS-PH Pro | $0.99 | per month |


## Frequently asked questions

### Is Duon free?

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

### Is gas ph free?

gas ph is free to download, with in-app purchases available.

### Do Duon or gas ph have ads?

gas ph shows ads; Duon does not.

### Which is updated more often, Duon or gas ph?

Duon ships an update every 9 days, and gas ph fortnightly. Most recently, Duon was updated on October 9, 2026 and gas ph on October 24, 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.*