Comparison

ヘビの命 vs Flat Machine

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

Head to head
About

ヘビの命

Features
Read full description

※本アプリはMIDORIKAWA様制作のゲームを共同でアプリ化したものとなります。ゲームの作者はMIDORIKAWA様ですので、ご注意ください。 温泉旅館で次々起こる事件を解決する推理ゲームです。 (某裁判ゲームとか好きな人向け) ゆっくり推理していってね。 【操作方法】 タップ:決定/調べる/指定場所へ移動 ピンチ(画面を引き伸ばす):キャンセル/メニュー画面の開閉 2本指タップ:キャンセル/メニュー画面の開閉 スワイプ:ページのスクロール ・本ゲームはuchuzine様のスマホ向け仮想パッドプラグインを用いて制作されています。 ・本ゲームはShirogane様のBootOpeningDemoプラグインを用いて制作されています。 ・本ゲームはYanfly Engineを用いて制作されています。 ・制作ツール:RPGツクールMV ©Gotcha Gotcha Games Inc./YOJI OJIMA 2015 制作:MIDORIKAWA 出版:ぬか漬けパリピマン

About

Flat Machine

Control a limbless robot tasked with defending a settlement in a post-apocalyptic world. Engage in simple, timing-based battles against various threats and make choices that influence the game's multiple endings. Discover the mystery of your own identity.

Highlights
  • Simple, timing-based battles
  • Item combination system
  • Respond to various visitors
  • Multiple endings based on choices
  • Daily events and encounters
Features
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■ Story In the not-so-distant future, a world on the brink of ruin. Awakening in the wasteland is a single robot—with no limbs and no memories. You become the settlement's "gatekeeper," fending off the strange visitors who arrive day after day. Can you protect the settlement through its final days? And what is the true nature of the Flat Machine...? ■ Features [1] Easy, satisfying defense battles—just tap! Tap with the right timing to repel the enemies closing in. Simple to play, yet endlessly strategic through gear and item combinations. Build your own ultimate defense style. [2] Your "choices" change the future—multiple endings Not everyone at the gate is an enemy. Help a struggling mutant, or coldly turn it away? Your decisions steer the story to its ending in this rich sci-fi adventure. [3] Charming pixel art and a wistful apocalyptic world Lovable yet lonely characters brought to life in beautiful retro pixel art. An original atmosphere, deepened by a carefully crafted soundtrack. ■ Perfect for players who love - Pixel-art (retro) games - Dystopian, sci-fi, and apocalyptic worlds - Story-driven indie games - Quick, pick-up-and-play sessions - Tower defense, idle games, and RPGs - Playing free to the end, at your own pace, with no stamina Step into the "everyday apocalypse" woven by an amnesiac gatekeeper robot and the inhabitants of a dying world.

Screenshots

ヘビの命4 screens
Flat Machine4 screens

Verdict

The call

The clearest difference is in-app purchases: ヘビの命 at none against Flat Machine's 4. ヘビの命 also leads on iOS requirement (11.0 vs 15.0). Flat Machine's advantage is update cadence (every 5 days vs every 2 months) and ratings volume (68 vs 1). On price, rating, ads 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. Flat Machine sells 4 one-off in-app purchases. ヘビの命 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for ヘビの命 against 4.9 for Flat Machine. That said, the two scores are not equally well evidenced: Flat Machine has 68 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 75% of ヘビの命's written reviews are positive against 94% of Flat Machine's.

UpkeepUpdate frequency

ヘビの命 ships an update every 2 months, Flat Machine every 5 days. The most recent releases landed on September 10, 2026 and September 28, 2026 respectively.

Scorecard5 real differences · 5 level
ヘビの命 versus Flat Machine: the parameters behind the verdict, then further details
Parameterヘビの命Flat Machine
PriceFreeFree
Rating5.0 (1 ratings) — better4.9 (68 ratings)
Positive reviews75.0% of reviews93.7% of reviews — better
Number of ratings168 — better
Update frequencyEvery 2 monthsEvery 5 days — better
AdsYesYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size69 MB118 MB
Age rating12+12+
DeveloperSatoru Higuchizxima.LLC

Customer experience

ヘビの命

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews20 reviews
Positive75.0%
Neutral20.0%
Negative5.0%

Flat Machine

All ratings68 ratings
Positive97.1%
Neutral2.9%
Negative0.0%
Written reviews63 reviews
Positive93.7%
Neutral4.8%
Negative1.6%

Bugs and requests

ヘビの命

Not enough reviews yet to summarise bugs or requests.

Flat Machine

Reported bugs

4 issues
  • Ads redirect to app store and prevent item rewards
  • Ad BGM continues playing after ad ends
  • Ad BGM persists even after restarting app
  • Agoda ads prevent continuing the game

Requested features

6 requests
  • Add Chinese translation
  • Add Vietnamese translation
  • Add Spanish translation
  • Option for one-time purchase to remove ads
  • More interactions with certain characters (e.g., training robot)
Show 1 more
  • Consider adding taxi or bakery characters in future works

In-app purchases

None

ヘビの命

No in-app purchases

4 purchases

Flat Machine

One-time4
  • AD removal$2.99
  • Donation(S)$3.99
  • Donation(M)$14.99
Show 1 more
  • Donation(L)$34.99

Questions

Is ヘビの命 free?
ヘビの命 is free to download, with no in-app purchases.
Is Flat Machine free?
Flat Machine is free to download, with in-app purchases available.
Which has better reviews, ヘビの命 or Flat Machine?
ヘビの命 is rated higher. ヘビの命 averages 5.0 out of 5 from 1 ratings, while Flat Machine averages 4.9 from 68 ratings.
Do ヘビの命 or Flat Machine have ads?
Both ヘビの命 and Flat Machine show ads.
Which is updated more often, ヘビの命 or Flat Machine?
ヘビの命 ships an update every 2 months, and Flat Machine every 5 days. Most recently, ヘビの命 was updated on September 10, 2026 and Flat Machine on September 28, 2026.

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