Comparison

N.E.O vs NightmareAct

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

Head to head
About

N.E.O

Embark on a survival adventure on an alien planet after a crash landing. Battle robotic creatures, gather resources, and uncover the planet's mysteries to find a way home. This action RPG offers direct control gameplay and offline play.

Highlights
  • Unique direct control action gameplay
  • Acquire weapons and items from enemies
  • Offline gameplay support
  • Retro style game mechanics
  • Stage buyout type action RPG
Features
Read full description

Preface An accident occurs during a terraforming project on an isolated planet. The protagonist Issac who goes to investigate is attacked by something during landing. His ship crashes on rough red earth. Issac with his partner Chobi need to find a path to escape from this unknown planet. But while searching for clues, animal-like killing machines suddenly appear. What happened on this planet? A human and creature is left stranded on this unknown terrain. On a planet that is not Earth the battle to survive begins to unfold. - Implementing unique action gameplay unlike any other treasure hunter game with a direct control style. - Get weapons, equipment and items from enemies and treasure chests!! - Supports offline gameplay! Using retro style game mechanics you'll get better the more you fail, so play at your own pace! ------------------------------------------- No lootboxes. Stage buyout type action RPG! ------------------------------------------- [Recommended Devices] iPhone7 or later、iPad 5th Generation or later、iPad Pro or later [Compatible OS] iOS 11.0 or later Compatibility with non-recommended devices is not guaranteed. 【Tested Devices】 iPhone7, iPhone8, iPhone8+, iPhoneX iPad (5th Generation), iPad (6th Generation) iPad Pro, iPad Pro2, iPadPro3

About

NightmareAct

Features
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【迷い込むたびに姿を変える、不思議な夜の冒険へ】 『NightmareAct(ナイトメアアクト)』は、スリル満点のアクションと、遊ぶたびに変化するローグライク要素が融合した、新感覚のカジュアルアクションゲームです。 一見かわいらしい、でも油断できない敵たちが待ち受ける「夜の世界」。 あなたは、この絶えず変化する迷宮を攻略し、生き残ることはできるか? ■ NightmareActの魅力 一期一会の「ローグライク」体験 ステージの構造は、挑戦するたびに自動生成で変化!何度プレイしても飽きることのない、新鮮な冒険が楽しめます。 手に汗握る「リアルタイム・アクション」 従来のローグライクとは異なり、一瞬の判断が勝敗を分けるアクション要素を重視。敵の攻撃を見極め、スキルを叩き込む爽快感を味わえます。 やり込み度抜群の「成長システム」 戦いの中で手に入れた経験値で、キャラクターや武器をどんどん強化!自分好みの育成で、最初は苦戦した強敵も圧倒できるようになる「無双感」が魅力です。 ギャップがクセになる「かわいい強敵」 襲いかかってくるのは、どこか憎めないキュートなモンスターたち。でも、その攻撃は本格的!見た目に惑わされず、戦略的に立ち回りましょう。 ■ こんな方におすすめ! ・ローグライクゲームの「繰り返し遊べる楽しさ」が好きな方 ・簡単操作で本格的なアクションを楽しみたい方 ・隙間時間で遊べる「暇つぶし」ゲームを探している方 ・キャラクターや武器を育てる「ハクスラ・育成」要素が好きな方 不思議な世界観や、かわいいキャラクターが登場するゲームが好きな方 ■ 遊び方のコツ 変化するマップを慎重に、かつ大胆に突き進もう! 敵を倒してレベルアップ。どのスキルを伸ばすかが攻略の鍵。 武器を鍛え上げて、夜の世界の奥深くに潜む謎に挑もう。 今すぐ『NightmareAct』をダウンロードして、神秘的な夜の冒険を始めよう!

Screenshots

N.E.O4 screens
NightmareAct4 screens

Verdict

The call

The clearest difference is in-app purchases: NightmareAct at none against N.E.O's 8. N.E.O's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 4 months). On price 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

Both are free to download. N.E.O sells 8 one-off in-app purchases. NightmareAct asks for nothing beyond the download.

UpkeepUpdate frequency

N.E.O ships an update every 3 weeks, NightmareAct every 4 months. The most recent releases landed on October 15, 2026 and October 3, 2026 respectively.

Scorecard4 real differences · 6 level
N.E.O versus NightmareAct: the parameters behind the verdict, then further details
ParameterN.E.ONightmareAct
PriceFreeFree
Rating3.8 (8 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings8 — better—
Update frequencyEvery 3 weeks — betterEvery 4 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better13.0
Further details — not scored
Size744 MB173 MB
Age rating12+4+
DeveloperBlack Beard Design Studio Inc.Yasutaka Moriguchi

In-app purchases

8 purchases

N.E.O

One-time8
  • Stage2開放$0.99
  • Stage3開放$0.99
  • Stage4開放$0.99
Show 5 more
  • Stage5開放$0.99
  • Stage3~4開放$0.99
  • Stage6開放$0.99
  • Stage5~6開放$0.99
  • Stage全開放$1.99
None

NightmareAct

No in-app purchases

Questions

Is N.E.O free?
N.E.O is free to download, with in-app purchases available.
Is NightmareAct free?
NightmareAct is free to download, with no in-app purchases.
Do N.E.O or NightmareAct have ads?
NightmareAct shows ads; N.E.O does not.
Which is updated more often, N.E.O or NightmareAct?
N.E.O ships an update every 3 weeks, and NightmareAct every 4 months. Most recently, N.E.O was updated on October 15, 2026 and NightmareAct on October 3, 2026.

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