Comparison

Element Fission vs Hold the Keep

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

Head to head
About

Element Fission

Lead elemental creatures to rescue unhappy individuals and uncover global truths. Engage in strategic battles, collect diverse creatures, and explore various game modes. Make choices that impact the world's crisis.

Highlights
  • Elemental creature collection
  • Strategic turn-based battles
  • Customizable AI tactics
  • Luck Rate system for gear drops
  • PvP and PvE content
  • Guild battles and exploration
Read full description

Lead the elemons and rescue the unhappy! As a rookie agent in the Bureau of Abnormal Emotions, you participate in various emotional anomaly incidents around the world. Throughout this process, you gradually uncover the truth behind the world's facade and make your own choices amidst the world's crises! Engage in thrilling battles with players from around the world on the same server. Choose from a variety of gameplay modes including asynchronous, real-time, and team-based competitions. Features [Custom AI eliminates manual effort and automation errors] The innovative custom AI allows your strategic tactics to be fully automated, freeing your hands without suffering from the foolishness of standard automation. [Everyone is unique, and there are no useless cards.] Built with strategic gameplay in mind, each card has its own unique niche, with no one being a lower-tier substitute for another. [Farm~Farm~Farm!! I control my drop rates!] With the innovative Luck Rate system, the higher your Luck Rate, the higher your chances of obtaining rare gear. Take your Luck Rate and challenge the bosses! [Endless Fun] Towns, battles, dungeons, collection, development, PvP! Endless exciting content awaits you! 1. Numerous useful Elemons Water, Fire, Tree, Light, Dark! Five attributes; hundreds of richly diverse and uniquely positioned Elemons! Each with their own unique physical stats! Collect numerous distinctive Elemons and build your own Elemon team! 2. Crazy Dungeon "Boxing Club", "Heavy Metal","Death Lab", "Underground Vagas", "Anonymous HQ" a plethora of entertainment themes awaits you. 3. Abyssal Exploration What kinds of rare treasures can be found in pre-apocalyptic human strongholds like the Virus Sea, Trash Jungle, and Radiation Wasteland? 4. Mental Fortress The ultimate truth behind the world awaits your revelation, along with the most generous rewards. 5. Guild Content Engage in thrilling guild battles in the floating guild hall! Challenge guild bosses with your friends and create the strongest guild! 6. World Arena Classic asynchronous arena, advanced high-level arena, and seasonal arena for real-time battles with players worldwide! Choose, disable, substitute, customize AI, and engage in a full-scale intellectual strategy competition. Showcase your unique strategy to players around the globe!

About

Hold the Keep

Command heroes and use skill cards in this fast-paced tactical survival game. Build your army, upgrade abilities, and defend your keep against increasingly difficult waves of enemies. Each playthrough offers a chance to strategize and grow stronger for the next challenge.

Highlights
  • Command heroes
  • Unleash skill cards
  • Battle waves of enemies
  • Build and upgrade army
  • Defend the keep
  • Strategic gameplay
Features
Read full description

Hold The Keep is a fast-paced tactical survival game where you command heroes, unleash skill cards, and battle through waves of enemies that grow stronger over time. Build your army, upgrade your abilities, and defend the keep against an ever-intensifying battlefield. Every run challenges you to survive longer, make smarter choices, and grow stronger for the next fight. Summon heroes across different roles, including tanks, healers, ranged attackers, mages, assassins, and specialists. Unlike games that limit your squad size, Hold The Keep lets you bring as many heroes as you can afford to summon. Use skill cards to change the tide of battle with damage spells, summons, healing, shields, buffs, debuffs, and crowd control. Time each card carefully and build powerful combinations to survive longer. Face endless waves of enemies, elites, and bosses as the pressure keeps rising. Earn rewards, strengthen your heroes, upgrade your cards, improve your summons, and refine your strategy with each attempt. Can you hold the keep?

Screenshots

Element Fission4 screens
Hold the Keep4 screens

Verdict

The call

The clearest difference is rating: Hold the Keep at 5.0 against Element Fission's 4.3. Hold the Keep also leads on review sentiment (100% vs 70%) and update cadence (every 9 days vs monthly). Element Fission's advantage is ads (none vs shown) and ratings volume (107 vs 6). On price, in-app purchases, monetization model 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. Element Fission sells 10 one-off in-app purchases and Hold the Keep sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Hold the Keep holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Element Fission has 107 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 70% of Element Fission's written reviews are positive against 100% of Hold the Keep's.

UpkeepUpdate frequency

Element Fission ships an update monthly, Hold the Keep every 9 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard5 real differences · 5 level
Element Fission versus Hold the Keep: the parameters behind the verdict, then further details
ParameterElement FissionHold the Keep
PriceFreeFree
Rating4.3 (107 ratings)5.0 (6 ratings) — better
Positive reviews69.8% of reviews100.0% of reviews — better
Number of ratings107 — better6
Update frequencyMonthlyEvery 9 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size128 MB371 MB
Age rating12+12+
DeveloperShenzhen Fullstackhero Technology Co.,Ltd.BcuzEYEcan

Customer experience

Element Fission

All ratings107 ratings
Positive84.1%
Neutral3.7%
Negative12.1%
Written reviews86 reviews
Positive69.8%
Neutral3.5%
Negative26.7%

Hold the Keep

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Element Fission

Reported bugs

2 issues
  • Game won't load on iOS
  • Accounts can be lost or taken

Requested features

3 requests
  • Background battling
  • 3x speed option
  • Skip tutorial option

Hold the Keep

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Element Fission

One-time10
  • Daily Pack I$0.99
  • Daily Pack II$1.99
  • Weekly Pack I$2.99
Show 7 more
  • Daily Pack III$2.99
  • Challenge Package(2)$2.99
  • Challenge Package(3)$4.99
  • Challenge Package(1)$4.99
  • Weekly Pack II$9.99
  • Weekly Pack III$19.99
  • Halloween Pack III$99.99
10 purchases

Hold the Keep

One-time10
  • Talent point reset$0.99
  • Gold Pack 1000$0.99
  • Small Hero Shard Pack$1.99
Show 7 more
  • Medium Gold Pack$4.99
  • A medium pack of hero shards$4.99
  • Premium Hero 1$4.99
  • Premium Hero 2$4.99
  • Large Gold Pack$9.99
  • Large pack of hero shards$9.99
  • Giant pack of gold$19.99

Questions

Is Element Fission free?
Element Fission is free to download, with in-app purchases available.
Is Hold the Keep free?
Hold the Keep is free to download, with in-app purchases available.
Which has better reviews, Element Fission or Hold the Keep?
Hold the Keep is rated higher. Element Fission averages 4.3 out of 5 from 107 ratings, while Hold the Keep averages 5.0 from 6 ratings.
Do Element Fission or Hold the Keep have ads?
Hold the Keep shows ads; Element Fission does not.
Which is updated more often, Element Fission or Hold the Keep?
Element Fission ships an update monthly, and Hold the Keep every 9 days. Most recently, Element Fission was updated on November 3, 2026 and Hold the Keep on October 31, 2026.

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