# Ecosystem vs Undead Forever

The clearest difference is in-app purchases: Ecosystem at none against Undead Forever's 5. Ecosystem also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). Undead Forever's advantage is update cadence (every 4 days vs every 8 days). On price and ads there is nothing between them.

Both are free to download. Undead Forever sells 5 in-app purchases, starting at $4.99 per month. Ecosystem asks for nothing beyond the download.

Ecosystem ships an update every 8 days, Undead Forever every 4 days. The most recent releases landed on October 4, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Ecosystem | Undead Forever |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/undead-forever/id6782710641/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 465 MB | 191 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Romain Chauvire](https://appshunter.io/developer/1835141572) | [BEZHIG LLC](https://appshunter.io/developer/6779452682) |

## What reviewers say

### Ecosystem

[App page](https://appshunter.io/ios/app/ecosystem-idle-evolution/id6751442620)

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

**In-app purchases:** none


### Undead Forever

[App page](https://appshunter.io/ios/app/undead-forever/id6782710641)

Engage in a text-based zombie RPG where you build and manage an undead horde. Recruit new members, gather resources, and customize your monsters through mutations and enhancements. Compete against other players and join clans to take down world bosses.

**Highlights:** Raise and manage an undead horde, Recruit new undead and collect resources, Customize monsters with mutations and enhancements, Engage in player versus player combat, Join clans to fight world bosses, Long-term progression and timed payouts

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Battle Pass | $4.99 | per month |
| 10 Loyalty Points | $0.99 | one-time |
| 55 Loyalty Points | $4.99 | one-time |
| 120 Loyalty Points | $9.99 | one-time |
| 777 Loyalty Points | $49.99 | one-time |


## Frequently asked questions

### Is Ecosystem free?

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

### Is Undead Forever free?

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

### Do Ecosystem or Undead Forever have ads?

Neither Ecosystem nor Undead Forever shows ads.

### Which is updated more often, Ecosystem or Undead Forever?

Ecosystem ships an update every 8 days, and Undead Forever every 4 days. Most recently, Ecosystem was updated on October 4, 2026 and Undead Forever on October 6, 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.*