Comparison

ヘビ貿易 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

ヘビ貿易

Features
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※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。 砂漠で水などを売りさばき お金を稼ぐゲームです。 【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Yanfly Engineを用いて制作されています。 ・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。 ・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

ヘビ貿易4 screens
Flat Machine4 screens

Verdict

The call

The clearest difference is in-app purchases: ヘビ貿易 at none against Flat Machine's 4. ヘビ貿易 also leads on iOS requirement (13.0 vs 15.0). Flat Machine's advantage is update cadence (every 5 days vs monthly) and review sentiment (94% vs 72%). 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. ヘビ貿易 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 ヘビ貿易 against 4.9 for Flat Machine. That said, the two scores are not equally well evidenced: Flat Machine has 68 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 72% of ヘビ貿易's written reviews are positive against 94% of Flat Machine's.

UpkeepUpdate frequency

ヘビ貿易 ships an update monthly, Flat Machine every 5 days. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

Scorecard5 real differences · 5 level
ヘビ貿易 versus Flat Machine: the parameters behind the verdict, then further details
Parameterヘビ貿易Flat Machine
PriceFreeFree
Rating5.0 (2 ratings) — better4.9 (68 ratings)
Positive reviews72.0% of reviews93.7% of reviews — better
Number of ratings268 — better
Update frequencyMonthlyEvery 5 days — better
AdsYesYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size81 MB118 MB
Age rating12+12+
DeveloperSatoru Higuchizxima.LLC

Customer experience

ヘビ貿易

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews50 reviews
Positive72.0%
Neutral12.0%
Negative16.0%

Flat Machine

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

Bugs and requests

ヘビ貿易

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

ヘビ貿易

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 ヘビ貿易 free?
ヘビ貿易 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, ヘビ貿易 or Flat Machine?
ヘビ貿易 is rated higher. ヘビ貿易 averages 5.0 out of 5 from 2 ratings, while Flat Machine averages 4.9 from 68 ratings.
Do ヘビ貿易 or Flat Machine have ads?
Both ヘビ貿易 and Flat Machine show ads.
Which is updated more often, ヘビ貿易 or Flat Machine?
ヘビ貿易 ships an update monthly, and Flat Machine every 5 days. Most recently, ヘビ貿易 was updated on September 22, 2026 and Flat Machine on September 24, 2026.

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