Comparison

Spin a Zoo vs knockout!

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Spin a Zoo

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
Read full description

Meet Zuzie Zoo, animal lover and zoo keeper extraordinaire! Work with Zuzie and tap the paw to rescue animals and preserve wonderful habitats! DISCOVER THE WORLD OF ANIMALS Packed with over 40+ animals, from plentiful pigs at the Petting Zoo to the silent sharks in the Ocean Marine! CHOO, CHOO, TAP-A-ZOO Tap the paw and get a steam-train delivery of fresh goodies for your animals! Grow your zoo with vital resources, including tools for better enclosures, coins, fuel and instant wins! GLOBE-TROTTING RESCUE Explore the world and rescue animals across six different habitats. Once you have rescued them, don’t let them escape! COLLECT YOUR ZOO-VENIERS! Rescue animals to add them to your collection. Each animal has 5 rarity types, from Common to Limited Edition. Can you collect them all? RULE THE ZOO Be an Animal Lover with our subscription. The subscription will be charged at $3.99 / £3.49 per week. After buying this subscription, your Zoo Keeping will benefit from rewards, including: +50 Extra Spins, +10 Gems and +50 Raffle Tickets every day. Subscription Notice: Payment will be charged to iTunes Account at confirmation of purchase Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal Subscriptions may be managed by the user and auto-renewal may be turned off by going into the user’s Account Settings after purchase Any unused portion of a free trial will be forfeited when the user purchases a subscription, where applicable View Terms of Service: https://www.fullfat.com/terms-of-service/ View Privacy Policy: https://www.fullfat.com/privacy-policy/

About

knockout!

Features
Read full description

Predict and out-maneuver to be the last penguin standing on the ice island! Rotate to aim Drag to adjust the strength and wait

Screenshots

Spin a Zoo4 screens
knockout!3 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard1 real difference · 9 level
Spin a Zoo versus knockout!: the parameters behind the verdict, then further details
ParameterSpin a Zooknockout!
PriceFreeFree
Rating4.6 (909 ratings) — better—
Positive reviews77.9% of reviews—
Number of ratings909 — better—
Update frequencyEvery 2 monthsDaily — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size206 MB151 MB
Age rating12+4+
DeveloperFull Fat Productions LtdSynthify Inc

Bugs and requests

Spin a Zoo

Reported bugs

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

Requested features

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

knockout!

Not enough reviews yet to summarise bugs or requests.

In-app purchases

15 purchases

Spin a Zoo

Subscriptions1
  • VIP Pass3 Days trial$3.997 Days
One-time14
  • Handful of Gems$0.99
  • Unlocked Africa Offer 2$0.99
  • Completed Africa Offer 1$0.99
Show 11 more
  • Packet of Batteries$1.99
  • Unlocked Asia Offer 2$1.99
  • Piggy Bank$3.99
  • Unlocked Marine Offer 2$3.99
  • Bucket of Gems$4.99
  • Bucket of Batteries$4.99
  • Remove Ads$5.99
  • Stash of Gems$9.99
  • Barrel of Batteries$9.99
  • Chest of Gems$19.99
  • Chest of Batteries$29.99
1 purchases

knockout!

One-time1
  • No Ads$2.99

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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