# Spin a Zoo vs knockout!

The clearest difference is update cadence: knockout! at daily against Spin a Zoo's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Spin a Zoo sells 15 in-app purchases, starting at $3.99 per 7 days and knockout! sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Spin a Zoo ships an update every 2 months, knockout! daily. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Spin a Zoo | knockout! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (909 ratings)](https://appshunter.io/ios/app/spin-a-zoo/id1217490230/reviews)** | — |
| Number of ratings | **909** | — |
| Positive reviews | 77.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 206 MB | 151 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Full Fat Productions Ltd](https://appshunter.io/developer/374306144) | [Synthify Inc](https://appshunter.io/developer/1089257745) |

## What reviewers say

### Spin a Zoo

[App page](https://appshunter.io/ios/app/spin-a-zoo/id1217490230)

Rescue and collect over 40 unique animals from diverse habitats around the world. Tap to receive resources, grow your zoo, and discover rare animal types. Can you collect them all and become the ultimate zoo keeper?

**Highlights:** Rescue over 40 animals, Collect animals with 5 rarity types, Explore 6 different habitats, Tap for resources and goodies, Grow and manage your zoo, Daily rewards with subscription

**Features:** macOS Compatibility

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP Pass | $3.99 | per 7 days |
| Handful of Gems | $0.99 | one-time |
| Unlocked Africa Offer 2 | $0.99 | one-time |
| Completed Africa Offer 1 | $0.99 | one-time |
| Packet of Batteries | $1.99 | one-time |
| Unlocked Asia Offer 2 | $1.99 | one-time |
| Piggy Bank | $3.99 | one-time |
| Unlocked Marine Offer 2 | $3.99 | one-time |
| Bucket of Gems | $4.99 | one-time |
| Bucket of Batteries | $4.99 | one-time |
| Remove Ads | $5.99 | one-time |
| Stash of Gems | $9.99 | one-time |
| Barrel of Batteries | $9.99 | one-time |
| Chest of Gems | $19.99 | one-time |
| Chest of Batteries | $29.99 | one-time |

**What reviewers like**

- 👍 Fun and addictive game
- 🐯 Cute and engaging animal characters
- 💡 Unique gameplay concept
- 🎁 Free resources available through ads

**What reviewers complain about**

- 🔋 Slow battery/energy recharge times
- 🎫 Difficulty obtaining needed resources
- 🛑 Frustrating loss of progress after updates
- 📢 Excessive advertisements

**Reported bugs**

- Game crashes and freezes
- Battery/energy not recharging properly
- Inconsistent time-based mechanics

**Requested features**

- More interactive features with animals
- Ability to save progress across devices
- Faster battery/energy recharge times
- Improved resource acquisition


### knockout!

[App page](https://appshunter.io/ios/app/knockout/id6759543551)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |


## Frequently asked questions

### Is Spin a Zoo free?

Spin a Zoo is free to download, with in-app purchases available.

### Is knockout! free?

knockout! is free to download, with in-app purchases available.

### Do Spin a Zoo or knockout! have ads?

Both Spin a Zoo and knockout! show ads.

### Which is updated more often, Spin a Zoo or knockout!?

Spin a Zoo ships an update every 2 months, and knockout! daily. Most recently, Spin a Zoo was updated on October 7, 2026 and knockout! on September 30, 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.*