Comparison

STAR FIGHTER ZERO vs Jo

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

Head to head
About

STAR FIGHTER ZERO

Features
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<ゲーム概要> 2分間モード、5分間モードでハイスコアを目指しましょう。 <自機の移動> ・スワイプ操作で自機は移動します。 <パワーアップシステム> ・パワーアップは3段階です。  レベル0:ツインショット  レベル1:ツインショット+バックショット  レベル2:5方向ショット <ボーナスシステム> ・隠しボーナスは連続で取ると得点が上がっていきます。 ・合体型中ボスは合体前に倒すと80000点ボーナス。 ・左右型中ボスは左右同時(0.5秒以内)に倒すと80000点ボーナス。 <ゲームオーバー> ・タイムアップまたは残機0でゲームオーバーです。 <アプリ内の画像、BGM、効果音について> アプリ内で使用している画像、BGM、効果音についてはフリー素材およびパブリックドメインの素材を使用しています。 <免責事項> ・個人製作のためサポート対応は製作者の余力次第となりますのでご注意ください。 ・アップデートによりゲームの仕様や難易度等が変更される場合があります。

About

Jo

Features
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Simple and Easy Shooting Game! Enjoy endless gameplay whenever you have a free moment! Step into a laid-back world inspired by the Jomon period and defend your village from the invasion of clay figures! • Press the Start button on the title screen to dive straight into the action! • Analyze the movement and attack patterns of various enemies to clear each wave. • Enemies get stronger with every wave you conquer. • Take down as many enemies as possible and aim for a high score! Each wave introduces enemies with unique attack patterns: • Lined up in a row for synchronized attacks. • Random attacks while drifting sideways. • Surrounding the player and firing diagonally. And that’s not all—bosses unleash special attacks and targeted strikes to keep you on your toes! Survive as long as you can and aim for the highest score!

Screenshots

STAR FIGHTER ZERO2 screens
Jo4 screens

Verdict

The call

The clearest difference is ads: STAR FIGHTER ZERO at none against Jo's shown. Jo's advantage is update cadence (every 11 days vs every 24 months). On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

STAR FIGHTER ZERO ships an update every 24 months, Jo every 11 days. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 4 level
STAR FIGHTER ZERO versus Jo: the parameters behind the verdict, then further details
ParameterSTAR FIGHTER ZEROJo
PriceFreeFree
Update frequencyEvery 24 monthsEvery 11 days — better
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size32 MB129 MB
Age rating4+4+
DeveloperYoshihiro SaishoSeima Nakamoto

In-app purchases

None

STAR FIGHTER ZERO

No in-app purchases

None

Jo

No in-app purchases

Questions

Is STAR FIGHTER ZERO free?
STAR FIGHTER ZERO is free to download, with no in-app purchases.
Is Jo free?
Jo is free to download, with no in-app purchases.
Do STAR FIGHTER ZERO or Jo have ads?
Jo shows ads; STAR FIGHTER ZERO does not.
Which is updated more often, STAR FIGHTER ZERO or Jo?
STAR FIGHTER ZERO ships an update every 24 months, and Jo every 11 days. Most recently, STAR FIGHTER ZERO was updated on October 26, 2026 and Jo on October 28, 2026.

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