# Goblins Island Mining Tycoon vs UnderGuild

The clearest difference is in-app purchases: Goblins Island Mining Tycoon at none against UnderGuild's 19. UnderGuild's advantage is review sentiment (79% vs 52%) and iOS requirement (13.0 vs 15.0). On price, update cadence, ads and monetization model there is nothing between them.

Both are free to download. UnderGuild sells 19 one-off in-app purchases. Goblins Island Mining Tycoon asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 17, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Goblins Island Mining Tycoon | UnderGuild |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (79 ratings)](https://appshunter.io/ios/app/underguild-offense/id6752882356/reviews)** |
| Number of ratings | — | **79** |
| Positive reviews | 52.2% of reviews | **79.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 89 MB | 410 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [HULABREAKS](https://appshunter.io/developer/307659914) | [SeungHo Chung](https://appshunter.io/developer/1626940418) |

## What reviewers say

### Goblins Island Mining Tycoon

[App page](https://appshunter.io/ios/app/goblins-island-mining-tycoon/id6740780752)

Trapped on Goblin Island, players must mine for coins to escape. This free-to-play game offers an exciting challenge to accumulate a million coins before you can leave.

**Highlights:** Coin mining gameplay, Escape island objective, Free to play, Exciting challenges, Accumulate wealth

**Features:** macOS Compatibility

**In-app purchases:** none


### UnderGuild

[App page](https://appshunter.io/ios/app/underguild-offense/id6752882356)

Engage in fast-paced strategy battles, commanding heroes and mercenaries against monster waves. Master tactical placement, unit fusion, and epic boss fights to achieve victory. Your strategic decisions are key to overcoming relentless challenges.

**Highlights:** Tactical hero & mercenary placement, Unit fusion and evolution, Challenging boss fights, Endless unit combination strategies, Engaging offensive gameplay

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

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Piggy Bank 1 | $0.99 | one-time |
| 80 Diamonds | $0.99 | one-time |
| Event Package 1 | $0.99 | one-time |
| Normal Pack 2 | $1.99 | one-time |
| Daily Shop Slot Expansion 1 | $1.99 | one-time |
| Str_Random_Skin | $1.99 | one-time |
| Normal Pack 3 | $2.99 | one-time |
| item_pack_all_1 | $4.99 | one-time |
| Starter Pack | $5.49 | one-time |
| Add 3x speed | $7.99 | one-time |
| Season_Superpass_1 | $7.99 | one-time |
| Unit_Legend | $8.99 | one-time |
| Hero_Legend | $8.99 | one-time |
| Hero_Pass_1 | $9.99 | one-time |
| newhero_1_1 | $9.99 | one-time |
| Auto Pack | $10.99 | one-time |
| Remove Ads | $10.99 | one-time |
| Legendary Hero Level 2 | $10.99 | one-time |
| Season_Hyperpass_1 | $18.99 | one-time |


## Frequently asked questions

### Is Goblins Island Mining Tycoon free?

Goblins Island Mining Tycoon is free to download, with no in-app purchases.

### Is UnderGuild free?

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

### Do Goblins Island Mining Tycoon or UnderGuild have ads?

Both Goblins Island Mining Tycoon and UnderGuild show ads.

### Which is updated more often, Goblins Island Mining Tycoon or UnderGuild?

Goblins Island Mining Tycoon ships an update every 2 weeks, and UnderGuild every 2 weeks. Most recently, Goblins Island Mining Tycoon was updated on October 17, 2026 and UnderGuild on October 19, 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.*