# Idle Seafood Tycoon vs Sky Stack

The clearest difference is in-app purchases: Sky Stack at none against Idle Seafood Tycoon's 14. Sky Stack also leads on update cadence (daily vs every 2 weeks). Idle Seafood Tycoon's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 16.0). On price and ads there is nothing between them.

Both are free to download. Idle Seafood Tycoon sells 14 one-off in-app purchases. Sky Stack asks for nothing beyond the download.

Idle Seafood Tycoon ships an update every 2 weeks, Sky Stack daily. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Idle Seafood Tycoon | Sky Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1K ratings)](https://appshunter.io/ios/app/idle-seafood-tycoon/id1665558767/reviews)** | — |
| Number of ratings | **1K** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 469 MB | 5 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [杰 杨](https://appshunter.io/developer/1397761966) | [Ding-Yao Jheng](https://appshunter.io/developer/6799717682) |

## What reviewers say

### Idle Seafood Tycoon

[App page](https://appshunter.io/ios/app/idle-seafood-tycoon/id1665558767)

Manage a seafood factory to produce high-quality products and discover undersea treasures. Optimize operations, keep employees happy, and invest wisely to expand your business and become a leading seafood tycoon.

**Highlights:** Seafood factory management, Employee mood management, Production optimization, Factory upgrades, Order fulfillment, Business expansion

**Features:** Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Activity Dollar Package 01 | $1.99 | one-time |
| 160G | $1.99 | one-time |
| Banknote Gift Bag 03 | $4.99 | one-time |
| 500G | $4.99 | one-time |
| Privilege | $4.99 | one-time |
| One Time Offer Lucky Packs 02 | $4.99 | one-time |
| Premium Reward Packs 01 | $4.99 | one-time |
| Research Lab 02 | $6.99 | one-time |
| idle09_20230115_yanjiushi_02 | $6.99 | one-time |
| 1200G | $9.99 | one-time |
| No Ads Packs | $15.99 | one-time |
| No Ads | $19.99 | one-time |
| 2500G | $19.99 | one-time |
| Privilege Integration Packs | $29.99 | one-time |

**What reviewers like**

- 🚀 Fast and engaging gameplay
- 👍 Attention to detail in graphics and characters
- 💡 Interesting events and content

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔒 Issues with paid no-ads feature
- 🔋 Game can make device run hot

**Reported bugs**

- Game freezes or crashes during tutorial
- Paid no-ads feature stops working
- Progression issues and inability to advance

**Requested features**

- Add support for multiple languages
- Expand gameplay and unlock more content
- Improve stability and reduce crashes


### Sky Stack

[App page](https://appshunter.io/ios/app/sky-stack-one-tap-tower/id6800795670)

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

**In-app purchases:** none


## Frequently asked questions

### Is Idle Seafood Tycoon free?

Idle Seafood Tycoon is free to download, with in-app purchases available.

### Is Sky Stack free?

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

### Do Idle Seafood Tycoon or Sky Stack have ads?

Both Idle Seafood Tycoon and Sky Stack show ads.

### Which is updated more often, Idle Seafood Tycoon or Sky Stack?

Idle Seafood Tycoon ships an update every 2 weeks, and Sky Stack daily. Most recently, Idle Seafood Tycoon was updated on October 30, 2026 and Sky Stack on October 31, 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.*