# Immortal Slayer Idle vs Devil Slayer

The clearest difference is rating: Devil Slayer at 4.8 against Immortal Slayer Idle's 2.0. Devil Slayer also leads on review sentiment (71% vs 33%) and ratings volume (47 vs 3). Immortal Slayer Idle's advantage is update cadence (weekly vs every 3 weeks). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Immortal Slayer Idle sells 10 one-off in-app purchases and Devil Slayer sells 20 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Devil Slayer holds the better App Store score, 4.8 against 2.0. That said, the two scores are not equally well evidenced: Devil Slayer has 47 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 33% of Immortal Slayer Idle's written reviews are positive against 71% of Devil Slayer's.

Immortal Slayer Idle ships an update weekly, Devil Slayer every 3 weeks. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Immortal Slayer Idle | Devil Slayer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (3 ratings)](https://appshunter.io/ios/app/immortal-slayer-idle/id6447159039/reviews) | **[4.8 (47 ratings)](https://appshunter.io/ios/app/devil-slayer/id6451179758/reviews)** |
| Number of ratings | 3 | **47** |
| Positive reviews | 33.3% of reviews | **71.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 607 MB | 653 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Dreamplay Games Inc.](https://appshunter.io/developer/965141578) | [Youngdal Kim](https://appshunter.io/developer/1499428883) |

## What reviewers say

### Immortal Slayer Idle

[App page](https://appshunter.io/ios/app/immortal-slayer-idle/id6447159039)

An AFK RPG where you raise a survivor and battle vampires with a unique gun blade. Grow your character through various systems and defeat powerful enemies in diverse dungeons.

**Highlights:** Idle RPG progression, Gun blade combat, Character growth systems, Strategic skill usage, Diverse dungeons and enemies

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad buff removal package(30day) | $7.99 | one-time |
| Level Pass4 | $21.99 | one-time |
| Stage Pass4 | $21.99 | one-time |
| ATK Pass4 | $21.99 | one-time |
| Weekly 6000x Package 2 | $34.99 | one-time |
| Stage Pass5 | $34.99 | one-time |
| Level Pass5 | $34.99 | one-time |
| ATK Pass5 | $34.99 | one-time |
| Stage Pass6 | $49.99 | one-time |
| ATK Pass6 | $49.99 | one-time |


### Devil Slayer

[App page](https://appshunter.io/ios/app/devil-slayer/id6451179758)

Engage in spectacular hack and slash combat in this idle action RPG. Grow your character with idle rewards and offline earnings. Conquer bosses and acquire powerful equipment through diverse content and daily login bonuses.

**Highlights:** Spectacular action battles, Hack and slash combat, Idle character growth, Offline rewards, Diverse unlockable content, Giant boss battles, Acquire powerful equipment

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

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Guildjoin Unlock | $0.99 | one-time |
| Patiencebox 01 | $0.99 | one-time |
| Start Package 01 | $1.99 | one-time |
| Start Package 02 | $3.99 | one-time |
| Remove Ads | $4.99 | one-time |
| Start Package PLUS | $5.99 | one-time |
| WeeklyGrowth01 | $5.99 | one-time |
| Reset Pass | $6.99 | one-time |
| hopepackage | $6.99 | one-time |
| RotationPackage01 | $8.99 | one-time |
| Devilbox02 | $9.99 | one-time |
| Seeds of Happiness | $9.99 | one-time |
| WeeklyGrowth02 | $12.99 | one-time |
| Bosspack01 | $12.99 | one-time |
| AchievePackage01 | $14.99 | one-time |
| Costume_Body 03 | $14.99 | one-time |
| Costume_Body 02 | $14.99 | one-time |
| RotationPackage02 | $19.99 | one-time |
| WeeklyGrowth03 | $29.99 | one-time |
| RotationPackage03 | $39.99 | one-time |


## Frequently asked questions

### Is Immortal Slayer Idle free?

Immortal Slayer Idle is free to download, with in-app purchases available.

### Is Devil Slayer free?

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

### Which has better reviews, Immortal Slayer Idle or Devil Slayer?

Devil Slayer is rated higher. Immortal Slayer Idle averages 2.0 out of 5 from 3 ratings, while Devil Slayer averages 4.8 from 47 ratings.

### Do Immortal Slayer Idle or Devil Slayer have ads?

Both Immortal Slayer Idle and Devil Slayer show ads.

### Which is updated more often, Immortal Slayer Idle or Devil Slayer?

Immortal Slayer Idle ships an update weekly, and Devil Slayer every 3 weeks. Most recently, Immortal Slayer Idle was updated on October 30, 2026 and Devil Slayer on October 27, 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.*