Comparison

Bionic Heart vs The Iron Destinies

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

Head to head
About

Bionic Heart

Explore a dark, mature sci-fi world in 2099 London as a bio-informatic engineer whose life changes after meeting Tanya. Make choices that impact relationships and unlock one of 24 unique endings in this dynamic visual novel adventure.

Highlights
  • Dark sci-fi setting
  • Interactive scenes
  • Map system
  • Visual novel gameplay
  • 24 unique endings
  • Branching plot
  • Manga art style
Features
Read full description

London, 2099. The earth isn't what it used to be anymore. Incredible climate changes have corrupted the weather, causing a permanent rain on most of the Earth's surface. You play the role of Luke Black, a 36-year-old bio-informatic engineer. He is one of the lead programmers at Nanotech, a big nanotechnology research company. But one night, his life is changed forever when he encounters Tanya. Who is she? What does she wants from Luke? Purchase the full version to see all 24 different endings and explore all the possible paths! It's a truly dynamic adventure that will keep you entertained for hours. The game features beautiful manga art, brilliant dialogue and characters relationship that will change the final outcome of the game. - Dark and mature sci-fi setting - Interactive scenes and map system beside the classic visual novel gameplay - 24 unique endings to unlock - High replayability, true multiple branching plot

About

The Iron Destinies

Embark on an epic cosmic journey as an Iron atom, soaring through space and uncovering celestial secrets. Engage in a vast narrative, solve planetary puzzles, and battle elemental forces. Forge your destiny with powerful weapons and explore a universe filled with intrigue and adventure.

Highlights
  • Vast 400,000-word narrative
  • Solve planetary puzzles
  • Battle elemental forces
  • Forge destiny with weapons
  • Over 90 achievements
  • Over 40 endings
Features
Read full description

This is the story of Fe, an Iron atom that caused a supernova. As you take the helm of this atomic hero, soaring through the fabrics of space at the speed of light, take heed of the forces that are not only in plain sight, but also hidden in the darkness, for they are the keys to unlocking the secrets of the cosmos. • Soar through the tales of a 400,000-word narrative of intrigue, intuition, and adventure. • Solve the labyrinth of a dormant planet. • Face the trials of the elements and become a god. • Wage war with the living and the dead of a haunted planet. • Be the gear that starts a mechanical solar system. • Infuse yourself with a sword of destined greatness, or destined iniquity. • Ignite the quarrel of creatures in a microscopic world. • Crush planets; devour worlds; even travel through a Black Hole. • Earn over 90 achievements and fulfill over 40 endings.

Screenshots

Bionic Heart4 screens
The Iron Destinies4 screens

Verdict

The call

The clearest difference is rating: Bionic Heart at 4.3 against The Iron Destinies's 3.8. Bionic Heart also leads on review sentiment (59% vs 22%) and ads (none vs shown). The Iron Destinies's advantage is ratings volume (24 vs 3). 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. Bionic Heart sells 1 one-off in-app purchase and The Iron Destinies sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Bionic Heart holds the better App Store score, 4.3 against 3.8. That said, the two scores are not equally well evidenced: The Iron Destinies has 24 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 59% of Bionic Heart's written reviews are positive against 22% of The Iron Destinies's.

UpkeepUpdate frequency

Bionic Heart ships an update monthly, The Iron Destinies every 19 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

Scorecard6 real differences · 4 level
Bionic Heart versus The Iron Destinies: the parameters behind the verdict, then further details
ParameterBionic HeartThe Iron Destinies
PriceFreeFree
Rating4.3 (3 ratings) — better3.8 (24 ratings)
Positive reviews58.8% of reviews — better22.2% of reviews
Number of ratings324 — better
Update frequencyMonthly — betterEvery 19 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS7.0 — better12.0
Further details — not scored
Size65 MB30 MB
Age rating12+12+
DeveloperCelso RivaHosted Games LLC

Customer experience

Bionic Heart

All ratings3 ratings
Positive66.7%
Neutral33.3%
Negative0.0%
Written reviews17 reviews
Positive58.8%
Neutral11.8%
Negative29.4%

The Iron Destinies

All ratings24 ratings
Positive62.5%
Neutral4.2%
Negative33.3%
Written reviews9 reviews
Positive22.2%
Neutral11.1%
Negative66.7%

In-app purchases

1 purchases

Bionic Heart

One-time1
  • Full Story$4.99
1 purchases

The Iron Destinies

One-time1
  • Rest of the Game$7.99

Questions

Is Bionic Heart free?
Bionic Heart is free to download, with in-app purchases available.
Is The Iron Destinies free?
The Iron Destinies is free to download, with in-app purchases available.
Which has better reviews, Bionic Heart or The Iron Destinies?
Bionic Heart is rated higher. Bionic Heart averages 4.3 out of 5 from 3 ratings, while The Iron Destinies averages 3.8 from 24 ratings.
Do Bionic Heart or The Iron Destinies have ads?
The Iron Destinies shows ads; Bionic Heart does not.
Which is updated more often, Bionic Heart or The Iron Destinies?
Bionic Heart ships an update monthly, and The Iron Destinies every 19 months. Most recently, Bionic Heart was updated on November 1, 2026 and The Iron Destinies on November 2, 2026.

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