# 1Stack vs Spin Blade.io

The clearest difference is in-app purchases: 1Stack at none against Spin Blade.io's 7. 1Stack also leads on ads (none vs shown) and device support (3 vs 1). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. Spin Blade.io sells 7 one-off in-app purchases. 1Stack asks for nothing beyond the download.

1Stack ships an update every 3 days, Spin Blade.io every 4 days. The most recent releases landed on October 15, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 1Stack | Spin Blade.io |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 4 days |
| Monetization | — | Free with in-app purchases |
| Size | 50 MB | 67 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [KCREW(KR)](https://appshunter.io/developer/6801229390) | [Ibuki Hara](https://appshunter.io/developer/6791958118) |

## What reviewers say

### 1Stack

[App page](https://appshunter.io/ios/app/1stack-tower-stacking-game/id6795424207)

**Features:** macOS Compatibility

**In-app purchases:** none


### Spin Blade.io

[App page](https://appshunter.io/ios/app/spin-bladeio/id6815482820)

Engage in a satisfying action game where you collect and spin swords to defeat opponents. Grow your sword ring by grabbing orbs and strategically outmaneuver enemies with superior blades. Compete for the highest level globally in this free-to-play experience.

**Highlights:** Collect and spin swords, Grow your sword ring, Strategic combat mechanics, Unlockable swords, Global leaderboards, Simple drag-to-move controls

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Gems | $2.99 | one-time |
| Remove Ads | $4.99 | one-time |
| Starter Pack | $6.99 | one-time |
| 30 Gems | $6.99 | one-time |
| 100 Gems | $14.99 | one-time |
| 500 Gems | $59.99 | one-time |
| 1000 Gems | $99.99 | one-time |


## Frequently asked questions

### Is 1Stack free?

1Stack is free to download, with no in-app purchases.

### Is Spin Blade.io free?

Spin Blade.io is free to download, with in-app purchases available.

### Do 1Stack or Spin Blade.io have ads?

Spin Blade.io shows ads; 1Stack does not.

### Which is updated more often, 1Stack or Spin Blade.io?

1Stack ships an update every 3 days, and Spin Blade.io every 4 days. Most recently, 1Stack was updated on October 15, 2026 and Spin Blade.io on October 18, 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.*