Comparison

妹の部屋から脱出! vs Utsuro’s diary (Full version)

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

Head to head
About

妹の部屋から脱出!

Solve intricate puzzles and uncover a compelling story in a series of locked rooms. Piece together clues, resolve contradictions, and unravel the truth behind a mysterious situation involving five girls. This free escape game offers a rich narrative and engaging challenges for puzzle enthusiasts.

Highlights
  • Solve puzzles in locked rooms
  • Deductive reasoning challenges
  • Uncover a compelling story
  • Utilize hints when stuck
  • Cute character illustrations
  • Multiple case files to solve
Features
Read full description

「お兄ちゃーん!私の部屋にきてー!」 妹の一言から、5人の美少女と過ごす"密室の謎解き"が始まる——。 それぞれの部屋に隠された謎を解き、5人の女の子の部屋から脱出しよう。 かわいいイラストとは裏腹に、中身は本格推理と謎解き。 証言の中にひそむ"矛盾"を見つけ出し、事件の真相を暴いていくミステリーゲーム。 謎を解くほどに、君は近づいていく——。 妹がお兄ちゃんに残した、ある「切ない真相」に。 「結末に泣いた」「想像以上のシナリオだった」の声、続々! イラストに惹かれて始めて、ストーリーで心を掴まれる。そんな一本です。 なぜ妹はこんな行動を……? その真相を、君の推理×謎解きで解き明かそう!

About

Utsuro’s diary (Full version)

Engage in a psychological horror adventure where you exchange diaries with a troubled girl. Unravel mysteries, confront her inner darkness, and make choices that shape both your fates in a suspenseful school-life setting.

Highlights
  • Psychological horror gameplay
  • Diary exchange mechanic
  • Mystery and code solving
  • Branching story with multiple endings
  • Spooky environments and sound effects
  • Player-girl emotional bond
Features
Read full description

"Utsuro’s diary" is a horror game based on the concept of exchanging diaries with a hollow girl. As the protagonist, the player becomes a girl's friend, confronting her inner darkness while unraveling the mystery of her creepy diary. The stage is school life that is common at school. Dark rooms, dimly lit corridors, and eerie music and sound effects add tension to the player. The game progresses in the form of an exchange diary. The protagonist can obtain her girl's diary and send her his own diary. The contents of the diary are written about the girl's depressive symptoms, her internal conflicts, and experiences of strange phenomena. Depending on the player's choices and actions, the girl's state and the progress of the story will change. Mysteries and codes are hidden in the girl's diary, and the player will face the terrifying truth, such as the existence of the girl's trauma. The ending branches depending on the player's choices and actions, and the girl's fate and the player's own fate are affected. Also, certain choices and behaviors may cause players to suffer from depression themselves. [Effect of the game] Psychological Horror: Over the course of the exchange diary, details about the girl's depression and eerie events will be revealed. The player can feel tension and anxiety by touching the darkness of the girl's heart. As the story progresses, the player himself feels a connection with the girl, and the fear increases as he gets involved in spooky events. The excitement of solving mysteries: The story progresses by solving the mysteries and codes hidden in the diary. Players collect information, deduce and decipher it, and work on solving the mystery. Every time you solve a mystery, you can experience the joy and excitement of getting closer to the truth of the story. Importance of Choices: Your choices and actions affect how the story unfolds and ends. Right choices can help a girl or change her own destiny, but wrong choices and actions can have dire consequences. The importance of such choices keeps the player in suspense and interest. Spooky Environments and Sound Effects: The ruins and dark locations in which the game takes place create an eerie atmosphere. Dim lights and shadows, spooky music and sound effects add tension to the player. Environmental descriptions and sound effects immerse players in the game world with trepidation and terror. Player-Girl Bond: As the protagonist, the player becomes the girl's friend and interacts with her emotions and state. Through her diary exchanges, you can feel empathy and a desire to protect her while witnessing her changes and growth. This emotional bond enhances story progression and player excitement. The player will be able to get close to the girl and enter her inner world, and be forced to make choices that affect her destiny, bringing more realism and involvement to the story. Curiosity about Mysterious Events: The diaries describe spooky events and supernatural phenomena. Players develop an interest and curiosity about those mysteries and inexplicable events, and the pursuit of the truth enhances the appeal of the game. The quest for unsolved mysteries draws the player into the depths of the story. Suspenseful Storytelling: The game offers dramatic storytelling. The tension and curiosity builds as the girl's past and the mysteries surrounding her are revealed. Story developments and plot surprises keep players engaged and excited about what's next. [Recommended for those who know the following works] "Doki Doki Literature Club!" "Nightshade" "Hatoful Boyfriend" "Amnesia: Memories" "Fatal Frame" (Zero series) "Silent Hill" (Silent Hill series) "Catherine" "Rule of Rose" "Saya no Uta" "The Witch's House" "The Crooked Man" "Parasite Eve" "Sweet Fuse: At Your Side" "Tokyo Dark"

Screenshots

妹の部屋から脱出!4 screens
Utsuro’s diary (Full version)2 screens

Verdict

The call

The clearest difference is price: 妹の部屋から脱出! at Free against Utsuro’s diary (Full version)'s $5.99. Utsuro’s diary (Full version)'s advantage is rating (4.8 vs 3.7) and ads (none vs shown). On ratings volume, in-app purchases 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

妹の部屋から脱出! is free to download; Utsuro’s diary (Full version) costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Utsuro’s diary (Full version) holds the better App Store score, 4.8 against 3.7. Both are backed by a comparable volume of ratings — 3 and 4 respectively.

UpkeepUpdate frequency

妹の部屋から脱出! ships an update every 2 months, Utsuro’s diary (Full version) every 3 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

Scorecard6 real differences · 4 level
妹の部屋から脱出! versus Utsuro’s diary (Full version): the parameters behind the verdict, then further details
Parameter妹の部屋から脱出!Utsuro’s diary (Full version)
PriceFree — better$5.99
Rating3.7 (3 ratings)4.8 (4 ratings) — better
Positive reviews66.7% of reviews—
Number of ratings34 — better
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.012.0 — better
Further details — not scored
Size96 MB146 MB
Age rating9+12+
DeveloperGOLDEN DOG, K.K.YANASE GAMES, INC.

Customer experience

妹の部屋から脱出!

All ratings3 ratings
Positive33.3%
Neutral66.7%
Negative0.0%
Written reviews51 reviews
Positive66.7%
Neutral9.8%
Negative23.5%

Utsuro’s diary (Full version)

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

妹の部屋から脱出!

No in-app purchases

None

Utsuro’s diary (Full version)

No in-app purchases

Questions

Is 妹の部屋から脱出! free?
妹の部屋から脱出! is free to download, with no in-app purchases.
Is Utsuro’s diary (Full version) free?
Utsuro’s diary (Full version) costs $5.99, with no in-app purchases.
Which has better reviews, 妹の部屋から脱出! or Utsuro’s diary (Full version)?
Utsuro’s diary (Full version) is rated higher. 妹の部屋から脱出! averages 3.7 out of 5 from 3 ratings, while Utsuro’s diary (Full version) averages 4.8 from 4 ratings.
Do 妹の部屋から脱出! or Utsuro’s diary (Full version) have ads?
妹の部屋から脱出! shows ads; Utsuro’s diary (Full version) does not.
Which is updated more often, 妹の部屋から脱出! or Utsuro’s diary (Full version)?
妹の部屋から脱出! ships an update every 2 months, and Utsuro’s diary (Full version) every 3 weeks. Most recently, 妹の部屋から脱出! was updated on October 29, 2026 and Utsuro’s diary (Full version) on October 30, 2026.

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