# Kero Blaster vs Grimvalor

The clearest difference is ratings volume: Grimvalor at 9.8K against Kero Blaster's 57. Grimvalor also leads on chart position (#94 vs unranked). Kero Blaster's advantage is price ($2.99 vs $5.99) and update cadence (monthly vs every 2 months). On rating, review sentiment, ads and in-app purchases there is nothing between them.

Kero Blaster costs $2.99 and Grimvalor $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for Kero Blaster against 4.9 for Grimvalor. That said, the two scores are not equally well evidenced: Grimvalor has 9.8K ratings behind it against 57, so its average is the more settled of the two. Written reviews are what separate them: 94% of Kero Blaster's written reviews are positive against 91% of Grimvalor's.

Kero Blaster ships an update monthly, Grimvalor every 2 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Kero Blaster | Grimvalor |
| --- | --- | --- |
| Price | **$2.99** | $5.99 |
| Rating | **[4.9 (57 ratings)](https://appshunter.io/ios/app/kero-blaster/id867598817/reviews)** | [4.9 (9.8K ratings)](https://appshunter.io/ios/app/grimvalor/id1369179088/reviews) |
| Number of ratings | 57 | **9.8K** |
| Positive reviews | **94.3% of reviews** | 90.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Paid | Paid |
| Best chart rank | — | **#94** |
| Size | 11 MB | 739 MB |
| Requires iOS | **7.1** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 12+ |
| Developer | [AMAYA DAISUKE](https://appshunter.io/developer/487194494) | [Direlight](https://appshunter.io/developer/857649562) |

## What reviewers say

### Kero Blaster

[App page](https://appshunter.io/ios/app/kero-blaster/id867598817)

Embark on an adventure as a brave frog employee tasked with restoring offline teleporters across the land. Explore vibrant worlds and overcome challenges to save the day.

**Highlights:** Teleporter repair missions, Explore diverse environments, Action-packed gameplay, Unique character

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

**In-app purchases:** none

**What reviewers like**

- 👍 Excellent controls
- 🎨 Charming retro graphics
- 🎶 Great chiptune soundtrack
- 🔍 Tight, challenging gameplay
- 🕹️ Responsive touch controls

**What reviewers complain about**

- ⏱️ Relatively short campaign
- 🎮 Lack of controller support
- 📱 Compatibility issues on older devices
- 🔍 Difficulty spike towards the end

**Reported bugs**

- Occasional crashes
- Glitches in final level

**Requested features**

- New game+ mode
- Level select option
- Expanded story and content
- Bluetooth controller support


### Grimvalor

[App page](https://appshunter.io/ios/app/grimvalor/id1369179088)

**Currently charting:** #94 Top Paid · Adventure, #101 Top Paid · Action (US App Store)

Embark on a dark fantasy adventure as a lone warrior battling through a corrupted realm. Master skill-based combat, explore atmospheric landscapes, and face epic boss fights in this challenging hack and slash platformer. Restore the kingdom and uncover the fate of its lost king.

**Highlights:** Skill-based combat, Exploration of dark fantasy world, Epic boss fights, Stunning 3D visuals, Customizable touch controls, MFi controller support, Offline play

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Smooth gameplay
- 👍 Excellent controls
- 🎨 Beautiful graphics
- 🎶 Great soundtrack
- 💰 Worth the price

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🕹️ Challenging difficulty spikes
- 🕹️ Frustrating jumping puzzles
- 🕹️ Dodge mechanic issues
- 🔍 Lack of character customization

**Reported bugs**

- Dodge not registering properly
- Crashes in New Game Plus
- Companion AI issues
- Graphical glitches on older devices

**Requested features**

- More levels and content
- Ability to replay bosses
- Enemy scaling for higher difficulties
- Expanded weapon and trinket selection
- New game plus improvements


## Frequently asked questions

### Is Kero Blaster free?

Kero Blaster costs $2.99, with no in-app purchases.

### Is Grimvalor free?

Grimvalor costs $5.99, with no in-app purchases.

### Which has better reviews, Kero Blaster or Grimvalor?

Kero Blaster is rated higher. Kero Blaster averages 4.9 out of 5 from 57 ratings, while Grimvalor averages 4.9 from 9.8K ratings.

### Do Kero Blaster or Grimvalor have ads?

Neither Kero Blaster nor Grimvalor shows ads.

### Which is updated more often, Kero Blaster or Grimvalor?

Kero Blaster ships an update monthly, and Grimvalor every 2 months. Most recently, Kero Blaster was updated on October 26, 2026 and Grimvalor 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.*