Comparison

STEINS;GATE 比翼恋理のだーりん vs AIR

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

Head to head
About

STEINS;GATE 比翼恋理のだーりん

This is a romantic and comedic visual novel spin-off from the STEINS;GATE series. It follows the daily lives of lab members with a focus on humor and sweet romantic scenes, featuring multiple character routes and full voice acting.

Highlights
  • 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
Features
Read full description

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.

About

AIR

Features
Read full description

AIR その町には夏が訪れていた。 人形を操るひとりの青年。 その周りには子供がふたりだけ。 観客の興味を引くには、青年の芸は退屈すぎた。 子供たちは興味を失い、その場を走り去った。 青年は旅のひと。 彼の道連れはふたつ。 手を触れずに歩き出す、古ぼけた人形。 「力」を持つ者に課せられた、はるか遠い約束。 そんな彼に、話しかけるひとりの少女。 人なつっこく、無邪気に笑う。 彼女との出会いをきっかけに、この土地での暮らしが始まる。 夏の情景に包まれ、穏やかに流れる日々。 陽射しの中で繰り返される、少女たちとの出会い。 夏はどこまでも続いてゆく。 青く広がる空の下で。 彼女が待つ、その大気の下で。 2000年9月8日にWindows用PCゲームとして発売したKeyの恋愛アドベンチャーゲーム『AIR』。 コンシューマ移植やTVアニメ、劇場アニメ、コミックなど様々なメディアミックスし、 発売より10年以上経過しているが、今だ多くのファンがいる。 ※本アプリにボイスは収録されておりません。 原画:樋上いたる シナリオ:麻枝 准、イシカワタカシ BGM:折戸伸治、戸越まごめ、麻枝 准 主題歌:『鳥の歌』(作詞:麻枝 准/作曲:折戸伸治/歌:Lia)

Screenshots

STEINS;GATE 比翼恋理のだーりん4 screens
AIR4 screens

Verdict

The call

The clearest difference is price: AIR at $6.99 against STEINS;GATE 比翼恋理のだーりん's $14.99. AIR also leads on review sentiment (84% vs 53%) and rating (4.3 vs 3.9). STEINS;GATE 比翼恋理のだーりん's advantage is update cadence (every 7 months vs every 21 months). On ratings volume, ads, 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

STEINS;GATE 比翼恋理のだーりん costs $14.99 and AIR $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

AIR holds the better App Store score, 4.3 against 3.9. Both are backed by a comparable volume of ratings — 7 and 4 respectively. Written reviews point the same way: 53% of STEINS;GATE 比翼恋理のだーりん's written reviews are positive against 84% of AIR's.

UpkeepUpdate frequency

STEINS;GATE 比翼恋理のだーりん ships an update every 7 months, AIR every 21 months. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

Scorecard5 real differences · 5 level
STEINS;GATE 比翼恋理のだーりん versus AIR: the parameters behind the verdict, then further details
ParameterSTEINS;GATE 比翼恋理のだーりんAIR
Price$14.99$6.99 — better
Rating3.9 (7 ratings)4.3 (4 ratings) — better
Positive reviews52.7% of reviews84.0% of reviews — better
Number of ratings7 — better4
Update frequencyEvery 7 months — betterEvery 21 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.05.1.1 — better
Further details — not scored
Size1.9 GB896 MB
Age rating12+12+
DeveloperMAGES. Inc.VisualArts Co.,Ltd.

Customer experience

STEINS;GATE 比翼恋理のだーりん

All ratings7 ratings
Positive71.4%
Neutral0.0%
Negative28.6%
Written reviews55 reviews
Positive52.7%
Neutral21.8%
Negative25.5%

AIR

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews25 reviews
Positive84.0%
Neutral8.0%
Negative8.0%

In-app purchases

None

STEINS;GATE 比翼恋理のだーりん

No in-app purchases

None

AIR

No in-app purchases

Questions

Is STEINS;GATE 比翼恋理のだーりん free?
STEINS;GATE 比翼恋理のだーりん costs $14.99, with no in-app purchases.
Is AIR free?
AIR costs $6.99, with no in-app purchases.
Which has better reviews, STEINS;GATE 比翼恋理のだーりん or AIR?
AIR is rated higher. STEINS;GATE 比翼恋理のだーりん averages 3.9 out of 5 from 7 ratings, while AIR averages 4.3 from 4 ratings.
Do STEINS;GATE 比翼恋理のだーりん or AIR have ads?
Neither STEINS;GATE 比翼恋理のだーりん nor AIR shows ads.
Which is updated more often, STEINS;GATE 比翼恋理のだーりん or AIR?
STEINS;GATE 比翼恋理のだーりん ships an update every 7 months, and AIR every 21 months. Most recently, STEINS;GATE 比翼恋理のだーりん was updated on October 15, 2026 and AIR on October 16, 2026.

Other comparisons