# TETSUO vs SlingFighter

The clearest difference is price: TETSUO at Free against SlingFighter's $2.99. TETSUO also leads on ads (none vs shown) and iOS requirement (7.1 vs 13.0). SlingFighter's advantage is update cadence (every 3 weeks vs every 2 months) and ratings volume (11 vs 1). On rating, in-app purchases and device support there is nothing between them.

TETSUO is free to download; SlingFighter costs $2.99 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 — 5.0 for TETSUO against 5.0 for SlingFighter. That said, the two scores are not equally well evidenced: SlingFighter has 11 ratings behind it against 1, so its average is the more settled of the two.

TETSUO ships an update every 2 months, SlingFighter every 3 weeks. Both last shipped on October 29, 2026.

## The numbers

| Metric | TETSUO | SlingFighter |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/tetsuo/id886919934/reviews) | [5.0 (11 ratings)](https://appshunter.io/ios/app/slingfighter/id1309401361/reviews) |
| Number of ratings | 1 | **11** |
| Positive reviews | — | 95.2% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Paid |
| Size | 17 MB | 73 MB |
| Requires iOS | **7.1** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 9+ |
| Developer | [NAKAYUBI CORPORATION](https://appshunter.io/developer/826300169) | [Mitsuhiro Okada](https://appshunter.io/developer/796960589) |

## What reviewers say

### TETSUO

[App page](https://appshunter.io/ios/app/tetsuo/id886919934)

Tap a mysterious creature to help it grow and age. Collect memories of your time together to complete a photo album. Aim for high scores and see your creature evolve.

**Highlights:** Tap to grow creature, Creature ages over time, Collect memories, Complete photo album, High score tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### SlingFighter

[App page](https://appshunter.io/ios/app/slingfighter/id1309401361)

Engage in fast-paced, one-on-one combat on a single device. Master unique character abilities and launch your fighter with simple pull-and-release controls for high-speed action. Discover new strategies with a growing roster of distinct characters.

**Highlights:** One-device multiplayer, Simple pull-and-launch controls, High-speed action, Diverse characters with unique abilities, 19 characters at launch, Regular character updates

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is TETSUO free?

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

### Is SlingFighter free?

SlingFighter costs $2.99, with no in-app purchases.

### Which has better reviews, TETSUO or SlingFighter?

TETSUO and SlingFighter are both rated 5.0 out of 5 on the App Store, from 1 and 11 ratings respectively.

### Do TETSUO or SlingFighter have ads?

SlingFighter shows ads; TETSUO does not.

### Which is updated more often, TETSUO or SlingFighter?

TETSUO ships an update every 2 months, and SlingFighter every 3 weeks. Most recently, TETSUO was updated on October 29, 2026 and SlingFighter on October 29, 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.*