# VULCANAPP vs DIDSAGO

The clearest difference is in-app purchases: VULCANAPP at none against DIDSAGO's 2. DIDSAGO's advantage is ads (none vs shown) and update cadence (every 2 days vs every 6 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. DIDSAGO sells 2 in-app purchases, starting at $0.99 per month. VULCANAPP asks for nothing beyond the download.

VULCANAPP ships an update every 6 months, DIDSAGO every 2 days. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | VULCANAPP | DIDSAGO |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 2 days** |
| Monetization | Ad-supported | — |
| Size | 56 MB | 21 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SOCIETA ITALIANA GAS LIQUIDI SPA](https://appshunter.io/developer/1482736870) | [ivan vendramini](https://appshunter.io/developer/6810574267) |

## What reviewers say

### VULCANAPP

[App page](https://appshunter.io/ios/app/vulcanapp/id1482736871)

This payment app streamlines purchases of LNG and petroleum products for private individuals and transport companies. It provides a unified payment method across the entire Vulcan refueling corridor.

**Highlights:** Streamlined payments for GNL and petroleum products, Dedicated for private and transport companies, Unified payment across Vulcan refueling corridor, Facilitates fuel purchases

**Features:** macOS Compatibility

**In-app purchases:** none


### DIDSAGO

[App page](https://appshunter.io/ios/app/didsago/id6810574265)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DIDSAGO PRO Monthly | $0.99 | per month |
| DIDSAGO PRO Unlock | $12.99 | one-time |


## Frequently asked questions

### Is VULCANAPP free?

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

### Is DIDSAGO free?

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

### Do VULCANAPP or DIDSAGO have ads?

VULCANAPP shows ads; DIDSAGO does not.

### Which is updated more often, VULCANAPP or DIDSAGO?

VULCANAPP ships an update every 6 months, and DIDSAGO every 2 days. Most recently, VULCANAPP was updated on October 10, 2026 and DIDSAGO on October 12, 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.*