Comparison

Random TD vs CRYSTAL GUARDIANS TD ZINGPLAY

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

Head to head
About

Random TD

Engage in strategic online battles with a variety of unique Defense Towers. Merge and evolve your towers, face diverse monsters and bosses, and compete against players worldwide in thrilling PVP or cooperative PVE modes. Experience endless strategic possibilities and a fresh take on tower defense gameplay.

Highlights
  • Dozens of Defense Towers with unique abilities
  • Merge and evolve towers randomly
  • PVP and PVE cooperative modes
  • Daily refreshing store for powerful towers
  • Climb point rankings
  • Random arena mode with strategy and luck
Features
Read full description

《Random TD》 is an online competitive strategy game, which uses HD modeling. This game consists of a variety of features with different Defense Towers. Here in Defense Tower you can arrange your troops strategically, gather and create your own unique and exclusive Defense Tower team, face monsters with different styles and skills, use your own Defense Towers and strategies to defeat your opponent and earn a huge amount of rewards. We have completely reinvented the traditional idea of towers being static, and have made towers into versatile and mobile weapons, along with a unique style of animation. Carefully plan and arrange your army strategically. With the amount of playing modes available and strategies possible in this game, the combinations of game outcomes are simply endless! This is an all new yet authentic Defense Tower game, everything you thought about a Defense Tower game is here in order to give you the best gaming experience! Battle anytime anywhere! Defense Tower is sure to provide you with a nice and easy gaming experience. Invite your friends to battle together! Game Features and Mechanics Dozens of Defense Towers with different abilities all waiting to be unlocked! Bosses with different skills, which need to be defeated! Build Defense Towers with different features and stop those monsters from advancing. Merge identical Defense Towers to evolve them into an even better Defense Tower. Although keep in mind when merging, the Defense Tower evolved into will be a random one. Battle against or side by side with other players from all over around the world. Store that refreshes daily, here you can more easily obtain powerful Defense Towers, thus making yourself become a more formidable opponent. #Crazy PVP dual mode Battle with different players online! The more monsters you kill of the other side, the more the enemy’s monsters will increase in numbers! Tactically analyze your opponent’s towers and come up with your own unique strategy to swiftly bring them down! With your varied group of Defense Towers, create your own unique Defense Tower team. Climb your way to the top in Point Rankings. #Cool PVE coop mode Invite your friends to battle along side one another! Work together, back each other up and challenge stages together. Even obtain rewards and unlock new Defense Towers together! # Random arena mode Select from a multiple rounds random set of Defense Towers,battle with a combination of strategy and luck, create your own unique Defense Tower team. Defeat your arena opponents, always strive to be the best and fight for the best rewards!

About

CRYSTAL GUARDIANS TD ZINGPLAY

Collect animal heroes and build a tower defense strategy to protect the Mystic Crystal from the Undead legion. Engage in real-time PvP battles and dominate the arena with unique combat formations.

Highlights
  • Collect animal hero cards
  • Summon and combine towers
  • Real-time PvP mode
  • 1v1 Combat and PvP Arena
  • Clans and friend play
  • Leaderboards and rewards
Features
Read full description

Welcome to the world of Crystal Guardians TD ZingPlay! You will play as an army of animal heroes protecting the Mystic Crystal - The stone of Life, against the Undead legion. Collecting animal hero cards, summoning them, and combining them with your tower defense strategy to create unparalleled power to dominate the arena! Crystal Guardians TD ZingPlay is a free online strategy game from VNG, with a unique combination of tower defense and card collecting games. You need to build a tower defense barrier against a massive, thrilling attack from the opponent. The first person who defends successfully will win. Crystal Guardians TD ZingPlay is an online mobile game with REAL-TIME PVP MODE - Different from all other tower defense games! GAME FEATURES: - Various mighty animal heroes: The Night Hunter Owl, The Queen’s Guard Wolf, The Alchemist Squirrel, etc. - Dozens of powerful defensive towers - Various types of defense and attack spells - Thousands of battle maps - Build your favorite line of tower defense and combat formations - Combine alike towers to increase their power - Join clans and play with friends HIGHLIGHT PLAY MODES: - 1vs1 Combat mode, play with friends - PvP Arena Mode: Five arenas with different levels - Leaderboards and Glory points with rare rewards - Unlimited and diverse mission system for you to explore. - Compete with other players from all over the world in real-time! COLLECT CARD, DEFEND, and DOMINATE the arena! Crystal Guardians TD ZingPlay - TALENTED STRATEGIST with powerful tower defense line! Battle PvP now! Crystal Guardians TD Zingplay belongs to ZingPlay game portal which is the first multi-platform entertainment game portal in world, developed by ZingPlay Games Studio of VNG. In recent years, ZingPlay in mobile has been developed as a game portal comprising various game genres, suitable for all user classes. DOWNLOAD NOW to enjoy and have a lot of fun!!

Screenshots

Random TD4 screens
CRYSTAL GUARDIANS TD ZINGPLAY4 screens

Verdict

The call

The clearest difference is rating: Random TD at 4.1 against CRYSTAL GUARDIANS TD ZINGPLAY's 1.8. Random TD also leads on review sentiment (33% vs 0%) and ratings volume (403 vs 6). CRYSTAL GUARDIANS TD ZINGPLAY's advantage is ads (none vs shown) and iOS requirement (13.6 vs 15.0). On price, update cadence, in-app purchases and monetization model 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. Random TD sells 10 one-off in-app purchases and CRYSTAL GUARDIANS TD ZINGPLAY sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Random TD holds the better App Store score, 4.1 against 1.8. That said, the two scores are not equally well evidenced: Random TD has 403 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 33% of Random TD's written reviews are positive against 0% of CRYSTAL GUARDIANS TD ZINGPLAY's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

Scorecard5 real differences · 5 level
Random TD versus CRYSTAL GUARDIANS TD ZINGPLAY: the parameters behind the verdict, then further details
ParameterRandom TDCRYSTAL GUARDIANS TD ZINGPLAY
PriceFreeFree
Rating4.1 (403 ratings) — better1.8 (6 ratings)
Positive reviews33.5% of reviews — better0.0% of reviews
Number of ratings403 — better6
Update frequencyEvery 2 monthsEvery 2 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.6 — better
Further details — not scored
Size699 MB392 MB
Age rating12+9+
DeveloperFeelingtouch LimitedZINGPLAY INTERNATIONAL PTE. LTD

Customer experience

Random TD

All ratings403 ratings
Positive79.4%
Neutral4.5%
Negative16.1%
Written reviews245 reviews
Positive33.5%
Neutral11.4%
Negative55.1%

CRYSTAL GUARDIANS TD ZINGPLAY

All ratings6 ratings
Positive0.0%
Neutral33.3%
Negative66.7%
Written reviews8 reviews
Positive0.0%
Neutral37.5%
Negative62.5%

Bugs and requests

Random TD

Reported bugs

3 issues
  • Ads not working properly
  • Accounts being banned without reason
  • Towers not functioning as intended

Requested features

4 requests
  • More free-to-play progression options
  • Improved matchmaking system
  • Ability to choose tower combinations
  • Replay function for top players

CRYSTAL GUARDIANS TD ZINGPLAY

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Random TD

One-time10
  • NewbiePack$1.99
  • TowerPack 1$9.99
  • Golden Pass$9.99
Show 7 more
  • LotteryPack 2$9.99
  • Gem Month Card$14.99
  • VIP PASS$19.99
  • TowerPack 2$19.99
  • TowerPack 3$29.99
  • TowerPack 4$49.99
  • 14000 Gems$99.99
7 purchases

CRYSTAL GUARDIANS TD ZINGPLAY

One-time7
  • Pack 1$0.99
  • Pack 2$1.99
  • Pack 3$4.99
Show 4 more
  • Pack 4$9.99
  • Pack 5$19.99
  • Pack 6$49.99
  • Pack 7$99.99

Questions

Is Random TD free?
Random TD is free to download, with in-app purchases available.
Is CRYSTAL GUARDIANS TD ZINGPLAY free?
CRYSTAL GUARDIANS TD ZINGPLAY is free to download, with in-app purchases available.
Which has better reviews, Random TD or CRYSTAL GUARDIANS TD ZINGPLAY?
Random TD is rated higher. Random TD averages 4.1 out of 5 from 403 ratings, while CRYSTAL GUARDIANS TD ZINGPLAY averages 1.8 from 6 ratings.
Do Random TD or CRYSTAL GUARDIANS TD ZINGPLAY have ads?
Random TD shows ads; CRYSTAL GUARDIANS TD ZINGPLAY does not.
Which is updated more often, Random TD or CRYSTAL GUARDIANS TD ZINGPLAY?
Random TD ships an update every 2 months, and CRYSTAL GUARDIANS TD ZINGPLAY every 2 months. Most recently, Random TD was updated on November 11, 2026 and CRYSTAL GUARDIANS TD ZINGPLAY on November 3, 2026.

Other comparisons