Comparison

Bionic Heart vs Eroolia HTTOYM Remastered

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

Eroolia HTTOYM Remastered

A remastered visual novel featuring a cute romance fantasy story with a secret identity and transformation theme. Experience enhanced character animations, improved CGs, and new background art in this fully voiced Japanese narrative.

Highlights
  • Fully voiced in Japanese
  • Romance fantasy story
  • Secret identity and transformation themes
  • Animated eyes and mouth movements
  • Improved CGs with animation
  • New background arts
Features
Read full description

The cute fantasy visual novel, "How to Take Off Your Mask" returns as a remastered version! FEATURES --- - Fully voiced in Japanese. - Cute romance fantasy story with secret identity and transformation theme. - Eyes and mouth movements are added to all characters. - Most of the CGs are improved with simple animation to give you a better experience. - New background arts. SERIES --- - How to Take Off Your Mask Remastered - How to Fool a Liar King Remastered - How to Sing to Open Your Heart Remastered STORY --- This is Leezera, the capital of Eroolia. Lilia is just an ordinary girl who works in a bakery. She spends every day happily with her childhood friend, Ronan. One day Lilia finds her body has shrunk. Moreover, she has grown cat ears and a tail?! She doesn't know that she's actually a luccretia, a half-human and half-cat creature. She panics, jumps out through her room's window, and runs towards the town. And the first person she bumps into is the city guard, Ronan. The mask of "Big Sis" and "Luccretia Girl" she wears. The mask of "Lil Bro" and "City Guard" he wears. Which one of them will be taken off first? CAST --- Lilia/ Leea - Eruru Takeda Ronan - Mato Sarashina Juli - Kon Mars - Taichi Tanukida Grandma/ Kid/ Madam A - Hisano Numahata ELM Member - Babaten Ronan (Child) - Yuki Manaka Black Cat/ Madam B - Zakuroishi Mars's Mother - Sayoko Amatsuka THEME SONG --- "Take Off Your Mask" Vocal : Kuyuri Lyrics : kikyow Composer : Souichi Sakagami RECOMMENDED IF YOU --- - Like to read romance fantasy story - Like adventure story or shoujo manga with female protagonist. - Love otome game. - Love game which feels more like anime with Japanese voice and less narration. - Love dating sims /love simulation/ GxB story. - Love cats and nekomimi characters. - Love henshin (transformation) story. - Love story with secret identity. - Look for a strong willed protagonist. - Like characters with two personalities. - Love unique world setting. - Love cute guys. - Like funny/comedy stories. OTHER INFO --- OFFICIAL SITE: http://eroolia.roseverte.net/mask/en/ FACEBOOK PAGE: https://www.facebook.com/roseverte.games TWITTER: https://www.twitter.com/rosevertegames

Screenshots

Bionic Heart4 screens
Eroolia HTTOYM Remastered4 screens

Verdict

The call

The clearest difference is rating: Bionic Heart at 4.3 against Eroolia HTTOYM Remastered's 3.7. Bionic Heart also leads on iOS requirement (7.0 vs 12.0). Eroolia HTTOYM Remastered's advantage is monetization model (free vs free with in-app purchases) and review sentiment (80% vs 59%). On price, ratings volume, ads and in-app purchases 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 Eroolia HTTOYM Remastered 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 3.7. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews complicate that: 59% of Bionic Heart's written reviews are positive against 80% of Eroolia HTTOYM Remastered's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Bionic Heart ships an update monthly, Eroolia HTTOYM Remastered every 10 days. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard5 real differences · 5 level
Bionic Heart versus Eroolia HTTOYM Remastered: the parameters behind the verdict, then further details
ParameterBionic HeartEroolia HTTOYM Remastered
PriceFreeFree
Rating4.3 (3 ratings) — better3.7 (3 ratings)
Positive reviews58.8% of reviews80.0% of reviews — better
Number of ratings33
Update frequencyMonthlyEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS7.0 — better12.0
Further details — not scored
Size65 MB237 MB
Age rating12+12+
DeveloperCelso RivaroseVeRte

Customer experience

Bionic Heart

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

Eroolia HTTOYM Remastered

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

In-app purchases

1 purchases

Bionic Heart

One-time1
  • Full Story$4.99
1 purchases

Eroolia HTTOYM Remastered

One-time1
  • HTTOYM Remastered Full Version$9.99

Questions

Is Bionic Heart free?
Bionic Heart is free to download, with in-app purchases available.
Is Eroolia HTTOYM Remastered free?
Eroolia HTTOYM Remastered is free to download, with in-app purchases available.
Which has better reviews, Bionic Heart or Eroolia HTTOYM Remastered?
Bionic Heart is rated higher. Bionic Heart averages 4.3 out of 5 from 3 ratings, while Eroolia HTTOYM Remastered averages 3.7 from 3 ratings.
Do Bionic Heart or Eroolia HTTOYM Remastered have ads?
Neither Bionic Heart nor Eroolia HTTOYM Remastered shows ads.
Which is updated more often, Bionic Heart or Eroolia HTTOYM Remastered?
Bionic Heart ships an update monthly, and Eroolia HTTOYM Remastered every 10 days. Most recently, Bionic Heart was updated on November 1, 2026 and Eroolia HTTOYM Remastered on November 3, 2026.

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