Utsuro’s diary vs Lost Between the Lines
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Utsuro’s diary
Engage in a chilling diary exchange with an obsessive girlfriend. What begins as a popular trend quickly escalates into a terrifying nightmare for the main character.
- Diary exchange gameplay
- Obsessive girlfriend narrative
- Socialable high school student protagonist
- Nightmare escalation
- Interactive story
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Scary diary exchange with an obsessive girlfriend. Main character 「Hataro」has a girlfriend and is a socialable regular high school student It’s a diary exchange. It’s popular these days Hataro-kun. Don’t you know? Everyone’s doing it. The girlfriend 「Utsuro」’s idea to start the popular diary exchange. The slightest trigger was the beginning of a nightmare...
Lost Between the Lines
Experience a high school romance visual novel with beautiful illustrations and branching storylines. Make choices to uncover a secret and explore five different endings. Features voice acting by a popular anime voice actress.
- Branching storylines
- Multiple endings
- Beautiful illustrations
- Voice acting
- Choice-based gameplay
- High school romance
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[A large-volume romantic drama with beautiful illustrations by a popular artist!] As to what exactly is starting, it's a perfectly normal high school love story starring a somewhat abnormal girl! The cool, intellectual Suzumiya Rion. She usually keeps her distance from her classmates, but for some reason, she invited me out on a date! And the secret Rion's hiding will finally be revealed… If you clear all five endings, you'll find out your future with her. Try out all the different choices and see where you end up. [The game system is a simple novel-type adventure] The choices that appear here and there in the story change the distance between you and your girlfriend! The story will branch into one of five different endings accordingly. Restart the game again and again to complete all the endings! [Main character:Suzumiya Rion] She is the most elegant, serious, and studious high school girl in the school! Rine Suzumiya, who is the most popular madonna in the school, is suddenly approaching you, a girl with whom she has little contact! However, her eyes sometimes glaze over with a lonely look. ...... When her secret is revealed, their romance begins! [Voice: Hikaru Ueda] Rion is voiced by Hikaru Ueda, who also played the lead role in the Japanese animation! TwitterID:@o4novel
Screenshots
Verdict
The clearest difference is rating: Utsuro’s diary at 4.7 against Lost Between the Lines's 3.6. Utsuro’s diary also leads on review sentiment (77% vs 43%) and ratings volume (440 vs 10). Lost Between the Lines's advantage is ads (none vs shown). 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
Both are free to download. Utsuro’s diary sells 5 one-off in-app purchases and Lost Between the Lines sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Utsuro’s diary holds the better App Store score, 4.7 against 3.6. That said, the two scores are not equally well evidenced: Utsuro’s diary has 440 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 77% of Utsuro’s diary's written reviews are positive against 43% of Lost Between the Lines's.
Utsuro’s diary ships an update every 5 weeks, Lost Between the Lines every 2 months. The most recent releases landed on October 18, 2026 and October 7, 2026 respectively.
| Parameter | Utsuro’s diary | Lost Between the Lines |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (440 ratings) — better | 3.6 (10 ratings) |
| Positive reviews | 76.8% of reviews — better | 42.9% of reviews |
| Number of ratings | 440 — better | 10 |
| Update frequency | Every 5 weeks — better | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 266 MB | 283 MB |
| Age rating | 9+ | 12+ |
| Developer | YANASE GAMES, INC. | 5dims Inc. / 株式会社5次元 |
Customer experience
Utsuro’s diary
Lost Between the Lines
Bugs and requests
Utsuro’s diary
Reported bugs
6 issues- App crashes when starting new story or day
- Game crashes on iPhone 6 with iOS 12.5.1
- Blank message on day three blocks progression
- App closes itself after recent updates
- Save data lost upon game reinstallation
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- Crashes when opening story on certain devices
Requested features
7 requests- Auto-read/text-to-speech functionality
- Player character gender customization
- Improved dialogue clarity indicators
- Better save data persistence across reinstalls
- Reduced ad frequency
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- More affordable pricing for all story endings
- Improved English localization and proofreading
Lost Between the Lines
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Utsuro’s diary
- Akari, Utsuro happy ending$4.99
- Natsuna and Utsuro route$7.99
- Kokoro and Utsuro route$7.99
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- Utsuro date$11.99
- All Edition All Stories$15.99
Lost Between the Lines
- Purchase stories$14.99
- purchase stories$14.99
Questions
Is Utsuro’s diary free?
Is Lost Between the Lines free?
Which has better reviews, Utsuro’s diary or Lost Between the Lines?
Do Utsuro’s diary or Lost Between the Lines have ads?
Which is updated more often, Utsuro’s diary or Lost Between the Lines?
Other comparisons
