# Infinite Corridor vs ECHO LEGION

The clearest difference is review sentiment: Infinite Corridor at 50% against ECHO LEGION's 0%. Infinite Corridor also leads on ads (none vs shown). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Infinite Corridor sells 3 one-off in-app purchases and ECHO LEGION sells 10 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Infinite Corridor ships an update every 3 days, ECHO LEGION every 4 days. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Infinite Corridor | ECHO LEGION |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/echo-legion/id6816213177/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 4 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 105 MB | 111 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [HIROYUKI KANNARI](https://appshunter.io/developer/1894580383) | [Tatsuya Maeda](https://appshunter.io/developer/6792676878) |

## What reviewers say

### Infinite Corridor

[App page](https://appshunter.io/ios/app/infinite-corridor-dungeon-rpg/id6762537486)

Lead squads of heroes and monsters through an endless dungeon, collecting loot to build and upgrade your village. Explore procedurally generated floors, recruit diverse units, and battle rivals in this dark-fantasy RPG.

**Highlights:** Procedurally generated dungeons, Squad-based real-time battles, Hero and monster recruitment, Village renovation and training, Gear crafting and monster fusion, PvP Colosseum battles, Offline play for core modes

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 300 Gems | $0.99 | one-time |
| 3600 Gems | $5.99 | one-time |
| 9000 Gems | $11.99 | one-time |


### ECHO LEGION

[App page](https://appshunter.io/ios/app/echo-legion/id6816213177)

Build your own legion by recruiting defeated enemies as allies. Master strategic formations and unit placement to overcome stronger opponents. Develop your units and unlock new abilities to tackle various challenges.

**Highlights:** Recruit defeated enemies as allies, Strategic formation and unit placement, Develop and combine units, Unlock new abilities and playstyles, Cosmetic purchases only, no gacha

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 盟約（月額） | $2.99 | per month |
| おかえりパック | $2.99 | one-time |
| 覇者を越えたパック | $2.99 | one-time |
| ECHO PASS 凍てつく残響 | $5.99 | one-time |
| PASS+ へのアップグレード ・ はじまりの共鳴 | $9.99 | one-time |
| PASS+ へのアップグレード ・ 凍てつく残響 | $9.99 | one-time |
| 結晶 ×1,680 | $11.99 | one-time |
| ECHO PASS+ 凍てつく残響 | $14.99 | one-time |
| 結晶 ×2,550 | $19.99 | one-time |
| 結晶 ×9,600 | $59.99 | one-time |


## Frequently asked questions

### Is Infinite Corridor free?

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

### Is ECHO LEGION free?

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

### Do Infinite Corridor or ECHO LEGION have ads?

ECHO LEGION shows ads; Infinite Corridor does not.

### Which is updated more often, Infinite Corridor or ECHO LEGION?

Infinite Corridor ships an update every 3 days, and ECHO LEGION every 4 days. Most recently, Infinite Corridor was updated on November 9, 2026 and ECHO LEGION on November 10, 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.*