# STEINS;GATE 比翼恋理のだーりん — Second-grade Syndrome x ADV

> Romantic comedy visual novel spin-off of the STEINS;GATE series. (iPhone/iPad app by MAGES. Inc..)

- Source: https://appshunter.io/ios/app/steinsgate/id554554031 (this page in markdown: same URL + `.md`)
- Developer: [MAGES. Inc.](https://appshunter.io/developer/356300976)
- Category: Games, Entertainment, Adventure, Role Playing
- Price: $14.99
- Rating: 3.90/5 from 7 App Store ratings · 55 written reviews indexed
- Age rating: 12+
- Requires: iOS 15.0 · 1.9 GB
- Languages: Japanese
- Released: 2013-10-03
- Data updated: 2026-09-01
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/steinsgate/id554554031/reviews.md

## What is STEINS;GATE 比翼恋理のだーりん?

Since 2009, the STEINS; GATE series has sold over 1,000,000 copies!
Hypothetical Science ADV “STEINS; GATE” is a spin-off game and Hypothetical *Second-grade Syndrome x ADV “STEINS; GATE Hiyoku Renri no Darling” has finally been released for iOS!

※This game is only available in Japanese.
※This game has no plans to support a Korean version.

■ Sales copy 
This story may be real? 
This is the story of the Future Gadget Laboratory members.

■Product summary
Want to play more Hypothetical Science ADV STEINS; GATE games?
Why not try STEINS; GATE’s new slapstick comedy Hypothetical Second-grade Syndrome, which has finally been released! 
The concept has changed compared to the previous dramatic story, as the game depicts the daily romantic lives of lab members, often with comedic effect!
The game is not only a slapstick comedy, but also includes many sweet and romantic scenes!
This spin-off game gives users the same thrilling experience and those who played the previous game will be able to take on the new challenge!  

■ Features 
* A romantic and comedic adventure game with the characters from STEINS;GATE!
*Phone trigger system optimized for iOS! The story changes depending on your preferences!
*Appear as six characters (including one male character) with individual endings for each! 
*Full voice acting!
*The game has more than 20 hours total playing time!
* You can enjoy this game on either iPhone or iPad as a Universal app!
(The game is not optimized for iPhone5)  
*Saved data is stored on iCloud! Play with different devices and share the saved data!
*Supports Game Center! 
*Supports Push Notifications! 

■How to play 
Easy intuitive touch screen!

・Basic controls 
Phone Screen: Invoke phone trigger/Close
Using your two fingers (or pinch in): Menu display /Non display
Swipe inward from the edge of the screen: Menu display
Swipe horizontally to the edge of the screen from inside:Menu Non display
Tap: Send text and OK
Swipe Down: Log screen display
Swipe Up: Hides message area display
Swipe Right: Skip read messages
Swipe Left: Skip Forced message
Tap & Hold (using one finger, press and hold): Auto mode

If a black frame is displayed around the screen, swipe inward from near the edge where the background is displayed to display the system menu.

・Controls for iPhone 
Hold mobile in portrait: Invoke phone trigger
Hold mobile in landscape: Close phone trigger
・Controls for iPad
Swipe up on the right edge screen: Invoke phone trigger 
Swipe down the left side of phone trigger: Close phone trigger.

・Saved Data/ Backup to iCloud
Choose BACKUP from the SYSTEM on the title screen, and then you can backup the saved data to iCloud. 
 (Setup iCloud: You need to turn on Documents & Data.)


・Restore Saved data from iCloud
Choose RESTORE from the SYSTEM on the title screen, and then you can restore the saved data from iCloud
 (The saved data on the device can be overwritten when you restore.) 


■Story
Rintato Okabe, commonly known as Okarin is a University student, who is still stuck in *Second-grade Syndrome. He introduces himself as a mad scientist named Kyoma Hououin and he spends most of his time doing odd research with several members of the Future Gadget Laboratory, which is commonly called Lab. They accidentally find an invention, “D-mail,” which can send emails to the past.
One day, Okarin finds the lab members busily arranging a celebration party for a newly completed gadget. But, why have they produced a new gadget while Okarin doesn’t know anything about it? The number of lab members has increased from six to eight. It seems that they have changed the past with the D-mail inventions.
What’s more, due to the D-mail inventions, the electric bill has gone up immensely. Creating a cash flow problem for the lab. Therefore, in these circumstances the members plan to sell a new gadget to solve this financial difficulty.

## Key features

- Romantic and comedic adventure
- Phone trigger system
- Six character routes with individual endings
- Full voice acting
- Over 20 hours of gameplay
- Universal app support (iPhone/iPad)
- iCloud save data synchronization

## Recent user reviews (10 of 55)

All indexed reviews: https://appshunter.io/ios/app/steinsgate/id554554031/reviews.md

### 1/5 — セールとかやるのはいいけど

*2020-10-17, version 1.22.0*

最新機種、最新OSでちゃんと不具合なく動く様にして？

### 5/5 — お気に入り

*2020-10-05, version 1.22.0*

一応全ルートクリアしました！個人的にフェイリスパートが面白かったです。

### 1/5 — 画像がペシャンコに歪んでいて、没入できない

*2020-05-14, version 1.22.0*

イベント時の画像（例えばプレイ開始直後の、唐揚げを食べているシーンの画像）が、
恐らくは本来なら一枚絵の一部が拡大表示されるシーンなのだと思いますが、
縦方向に圧縮されてペシャンコになっています。
ぜひ修正をお願いします。

使用端末　iPhone Xs Max
iOS:13.4.1（＝2020年5月15日現在の時点で最新のiOS）

### 5/5 — すごくいい

*2019-12-28, version 1.22.0*

前作を未プレイだといけない。

### 5/5 — ルカ子好きさん以外にはおすすめ

*2019-10-15, version 1.21.0*

私はバグとかもなくプレイ出来ました、まゆりルートが最高すぎてライターさんに飛び付きたいくらいです、ルカ子は…………

### 5/5 — 作品はとても良いのですが...

*2019-06-27, version 1.21.0*

縦持ちしてもフォーントリガーが発動しません。
早急に改善をお願いします。

### 2/5 — バグが､､､

*2019-03-19, version 1.21.0*

バグのせいでまゆりルートに進めない。
一番楽しみにしてたルートなのに最悪だわ。

### 3/5 — 内容は面白いが

*2018-09-23, version 1.21.0*

文章が数行まとめて飛ばされるバグ

フォーントリガーのままフリーズして動かなくなるバグがなければ最高なのに…

文末に%とか関係ない文字が出てくるバグも邪魔だし、こんなバグるならもっと安くして！

### 5/5 — 紅莉栖可愛い

*2018-06-17, version 1.21.0*

面白い

### 4/5 — 縦持ちにしても…

*2018-06-06, version 1.21.0*

フォーントリガーが出てきません。iOS11.1.2です 設定からいじれますかね

## Frequently asked questions about STEINS;GATE 比翼恋理のだーりん

### What is STEINS;GATE Hiyoku Renri no Darling?

This is a spin-off visual novel game from the popular STEINS;GATE series. It shifts from the dramatic original story to a slapstick comedy focusing on the daily romantic lives of the Future Gadget Laboratory members, featuring both humorous and sweet scenes.

### What are the key features of this game?

The game offers a romantic and comedic adventure with characters from STEINS;GATE, a phone trigger system that influences the story, six different character routes with individual endings, full voice acting, and over 20 hours of total playtime. It also supports iCloud save data and Game Center.

### How much does STEINS;GATE Hiyoku Renri no Darling cost?

Based on the provided information, this application is a paid game. There are no mentions of in-app purchases or advertisements, indicating a one-time purchase model.

### What devices is this game compatible with?

The game is a Universal app, meaning it can be enjoyed on both iPhone and iPad. Saved data can be synchronized across devices using iCloud, allowing for a seamless play experience.

### What is the typical gameplay like?

Gameplay involves reading through dialogue and making choices that affect the story's progression. The game utilizes an intuitive touch screen interface with various gestures for navigation and interacting with the phone trigger system, which can alter the narrative based on player preferences.

## Version history (last 5 releases)

### 2.0.1 — 2024-02-05

-Supports menu display by swipe operation.
-Fixed bugs.

### 2.0.0 — 2023-12-07

-This version is compatible with iOS 15 and above.
-Bug fixes.

### 1.22.0 — 2019-10-19

-This version is compatible with iOS 12 and above.
-Fixed a bug that in-game menus etc. are not displayed correctly on some terminals.
-Fixed a bug that phone trigger does not appear.
-Fixed a bug that iCloud cannot be restored.
-The text color in the phone trigger is not changed in dark mode.
-Changed the handling of links. (Displayed in the safari app.)

### 1.21.0 — 2017-11-10

* Required iOS version has been raised to iOS 10 and later from this version.
* The copyright notation was changed.

### 1.20 — 2014-10-18

Fixed an issue which could cause a crash on iOS 8.
Enhanced the sound quality of voice, BGM and SE.
Reduced the size of application.
Other minor bug fix.

## Apps similar to STEINS;GATE 比翼恋理のだーりん

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| --- | --- | --- | --- |
| [RPG Alter Age](https://appshunter.io/ios/app/rpg-alter-age/id6473569940) | 5.0 (3) | $7.99 | Games |
| [PARANORMASIGHT: TMC](https://appshunter.io/ios/app/paranormasight-tmc/id6474289326) | 4.2 (12) | $24.99 | Games |

## More apps by MAGES. Inc.

- [Memories Off 6 ~T-wave~](https://appshunter.io/ios/app/memories-off-6-t-wave/id394025657)
- [CHAOS;HEAD NOAH](https://appshunter.io/ios/app/chaoshead-noah/id394383647)
- [CHAOS;HEAD NOAH HD](https://appshunter.io/ios/app/chaoshead-noah-hd/id394854830)
- [Memories Off 6 ~T-wave~(簡体版)](https://appshunter.io/ios/app/memories-off-6-t-wave/id428189565)
- [STEINS;GATE](https://appshunter.io/ios/app/steinsgate/id454136236)
- [STEINS;GATE HD](https://appshunter.io/ios/app/steinsgate-hd/id454136494)

All apps by MAGES. Inc.: https://appshunter.io/developer/356300976

## Related topics

[steins;gate](https://appshunter.io/ios/topics/steins-gate)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-01.*