Vivoxis vs Idle Medieval Kingdom Builder
Price, ratings, monetisation and update history for both games, side by side โ with what reviewers say about each.
Vivoxis
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Begin your evolutionary journey in Vivoxis - the most sophisticated evolution simulation on mobile! Start as a single cell and evolve through billions of years of life, from simple prokaryotes to complex multicellular organisms. Collect, breed, and trade over 50 unique species. ** SOPHISTICATED GENETICS โข 16 unique traits per organism: Strength, Intelligence, Fertility, Rarity, and more โข Breed two organisms to create unique offspring with inherited traits โข 70% trait inheritance, 20% small mutations, 10% rare large mutations โข 198 billion possible unique organism combinations โข Breeding fatigue system - rest your organisms between breeds ** EVOLVE YOUR COLLECTION โข 51 species across a branching lifecycle tree inspired by real biology โข Evolve from Cell -> Prokaryote -> Eukaryote -> Multicellular -> Animal -> Mammal -> Human โข Choose your evolution path: become a Fish, Bird, Canine, Gorilla, or Human โข Watch organisms transform with particle animations and emoji visuals โข Use Evolution Multipliers to accelerate the process (stackable!) ** EARN LIFE COINS โข Stake organisms to earn passive LIFE coin rewards โข Rarity multipliers for rare organisms โข Daily challenges and achievement rewards โข Sell organisms in the global Marketplace ** GLOBAL MARKETPLACE โข Browse and purchase organisms from other players worldwide โข List your organisms for sale (25 LIFE listing fee) โข Advanced filters: species, traits, rarity, price, owner โข Seller star ratings and price history โข Listings expire after 7 days ** ACHIEVEMENTS & PROGRESSION โข 16 achievements across 8 categories โข Level up your account and earn bonus coins โข Daily challenges with streak bonuses โข Family tree lineage for every organism ** ORGANISM PACKS โข 13 themed packs from Starter ($4.99) to Noah's Ark ($49.99) โข Noah's Ark: 2 of every species - 102 organisms! โข Dinosaur, Aquatic, Predator, Mammal, and more ** SUBSCRIPTIONS (OPTIONAL) โข Basic ($4.99/month): 1.5x staking rewards, no breeding cooldown โข Pro ($9.99/month): 2x staking rewards, no breeding cooldown, exclusive organisms ** SECURITY โข Sign in with Apple (required) โข Cross-device sync via iCloud โข No ads. No pay-to-win. Download Vivoxis today and begin your evolution! Privacy Policy: https://vivoxis.app/privacy Terms of Use: https://vivoxis.app/terms
Idle Medieval Kingdom Builder
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Rule your own medieval kingdom in the most addictive idle tycoon game! Start with a single wheat farm and grow it into a sprawling empire of markets, mines, barracks, cathedrals, and towering castles. Your kingdom earns gold around the clock - even when you're offline - so every time you return, a fortune is waiting to be claimed. EASY TO PLAY, IMPOSSIBLE TO PUT DOWN Tap to collect gold, buy buildings, and watch your income soar. No complicated rules - just satisfying, number-go-up progression that keeps you coming back. BUILD YOUR MEDIEVAL EMPIRE - 8 unique buildings to unlock and upgrade, from humble farms to royal courts - Every upgrade multiplies your gold per second - Watch your kingdom transform as you grow EARN GOLD WHILE YOU SLEEP - Your empire keeps working when the app is closed - Come back to massive offline earnings - The longer you're away, the bigger the payday PRESTIGE FOR ENDLESS POWER - Reset your kingdom to earn precious Royal Crowns - Each crown permanently boosts ALL your income - Climb to new heights with every prestige ROYAL TREASURY - Collect gems from daily rewards and royal chests - Unlock the Royal Blessing for permanent income boosts - Use Time Warp to instantly leap hours ahead DAILY REWARDS & ROYAL CHESTS - Log in every day for a growing reward streak - Open Royal Chests for free gold and gems - There's always a reason to come back to your throne FEATURES - Beautiful medieval theme - Smooth, satisfying idle gameplay - Offline progression - earn while away - Prestige system for infinite replayability - No internet required to play Download now and start building the greatest empire the realm has ever seen. Your crown awaits! Play free. Long live the king! ROYAL PATRONAGE SUBSCRIPTION Royal Patronage is an auto-renewing subscription that grants 2x gold income and doubles your daily tribute while active. Payment is charged to your Apple ID account and the subscription auto-renews unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple ID Account Settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://kanac.github.io/syanac-legal/
Screenshots
Verdict
Vivoxis and Idle Medieval Kingdom Builder are too close to call on the numbers: across 6 compared parameters โ price, update cadence, ads and in-app purchases among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Vivoxis sells 12 one-off in-app purchases and Idle Medieval Kingdom Builder sells 6 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
Vivoxis ships an update every 10 days, Idle Medieval Kingdom Builder every 9 days. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.
| Parameter | Vivoxis | Idle Medieval Kingdom Builder |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days | Every 9 days โ better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 โ better | 16.4 |
| Further details โ not scored | ||
| Size | 5 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Andrew Martinuzzo | Anthony Chui |
In-app purchases
Vivoxis
- Pre-Haunted Spirit Pack ๐ป$2.99
- Insect Pack$5.99
- Plant Pack$5.99
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- Reptile Pack$8.99
- Greyhound Pack$9.99
- Horse Racing Pack$9.99
- Dinosaur Pack$12.99
- Mammal Pack$12.99
- Mythical Starter Pack$14.99
- Predator Pack$14.99
- Apex Pack$24.99
- Noah's Ark Pack$49.99
Idle Medieval Kingdom Builder
- Royal Patronage1 Month trial$4.991 Month
- Pouch of Gems$1.99
- Royal Starter Pack$2.99
- Chest of Gems$4.99
Show 2 moreShow fewer
- Royal Decree$5.99
- Vault of Gems$9.99
Questions
Is Vivoxis free?
Is Idle Medieval Kingdom Builder free?
Do Vivoxis or Idle Medieval Kingdom Builder have ads?
Which is updated more often, Vivoxis or Idle Medieval Kingdom Builder?
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