Comparison

DOCUMENT QUEST vs 変数電卓+

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

Head to head
About

DOCUMENT QUEST

This app gamifies note-taking by allowing users to level up their writing skills. Earn experience points, manage HP and AP, and unlock new features as you write, but be mindful of neglecting your tasks.

Highlights
  • Gamified writing experience
  • Level up writing skills
  • HP and AP management
  • Unlock new features
  • Daily writing rewards
  • Note organization and sharing
Features
Read full description

'DOCUMENT QUEST - Hero of Note' is not just an ordinary notepad. It's a place where your ideas and creativity level up. The more you write, the better your writing skills become. Gain experience points, level up, and unlock new features and customization options. But be cautious, neglecting your writing will decrease your HP. If you slack off, your creative adventure might come to a halt. When you've had enough of ordinary notepads, start this new writing adventure with 'DQ' It's always ready to embrace your ideas and open the door to a creative world. Discover the joy that ordinary notepads can't provide—come on, why not give it a try? HP (HIT POINTS) • HP gradually decreases over time. • Depending on the time and content of the note, HP will recover. • When HP reaches 0, certain abilities (such as deletion or sharing features related to notes) become unavailable. Additionally, experience points cannot be obtained. AP (ABILITY POINTS) • AP gradually decreases over time. • Depending on the time and content of the note, AP will recover. • Abilities can be used by consuming AP. However, Fighter do not consume AP. LEVEL UP • Writing notes earns experience points, based on both the time spent and the content. • The more notes you write, the more experience points you gain. • When experience points reach a predetermined threshold, your level increases. • With each level increase, the maximum values for both HP and AP also increase. Additionally, as you level up, new abilities become available. ITEMS If you consistently continue writing every day, occasionally you'll obtain the following items: • Herb - Restores HP. • Magic Water - Restores AP. • Miraculous Leaf - Resurrection. • Life Acorn - Increases maximum HP. • Mystic Nut - Increases maximum AP. HERO'S ABILITIES • Lv: 4 - Rename • Lv: 6 - Delete • Lv: 11 - Sort by • Lv: 14 - Send a copy • Lv: 17 - Print • Lv: 24 - Import from file • Lv: 30 - Safe folder FIGHTER'S ABILITIES • Lv: 3 - Rename • Lv: 6 - Delete • Lv: 8 - Share

About

変数電卓+

Features
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変数電卓+は、従来の電卓機能に加え、変数機能を持つ計算機アプリです。 【最大の特徴:変数機能】 計算結果を変数として保存し、後の計算で自由に呼び出せる画期的な機能を搭載。 例えば、消費税率を「tax」として保存すれば、いつでも「1000 × tax」のように使えます。 変数には分かりやすいラベルも付けられるので、「月収」「家賃」「光熱費」など、用途に応じた管理が可能です。 【プロフェッショナル仕様の計算機能】 ◆ 基本計算 • 四則演算、パーセント計算、括弧を使った複雑な式 • リアルタイムで計算結果を表示 • 15桁の高精度計算 ◆ 科学計算(関数モード) • 三角関数:sin, cos, tan とその逆関数 • 対数・指数:log, ln, e^x • その他:平方根、べき乗、階乗 • 数学定数:π(円周率)、e(自然対数の底) • メモリ機能:M+, M-, MR, MC 【充実の補助機能】 ◆ 計算履歴(最大100件) • すべての計算を自動記録 • タップで式を再利用 • 日時表示で管理しやすい ◆ お気に入り • よく使う計算式を保存 • ワンタップで呼び出し • カスタム名で整理 ◆ 単位変換(7カテゴリー) • 長さ:メートル、キロメートル、インチ、フィートなど • 重さ:グラム、キログラム、ポンド、オンスなど • 温度:摂氏、華氏、ケルビン • 面積:平方メートル、ヘクタール、エーカーなど • 体積:リットル、ガロン、カップなど • 時間:秒、分、時間、日、週、月、年 • 速度:m/s、km/h、mph ◆ 編集機能 • 計算式を直接編集可能 • カーソル移動で任意の位置を修正 • 計算後も式に戻って編集できる ◆ カスタマイズ • ライト/ダークテーマ • 触覚フィードバック • 多言語対応(日本語・英語)

Screenshots

DOCUMENT QUEST4 screens
変数電卓+4 screens

Verdict

The call

The clearest difference is ads: 変数電卓+ at none against DOCUMENT QUEST's shown. 変数電卓+ also leads on iOS requirement (12.0 vs 15.0). On price, update cadence, 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly daily. The most recent releases landed on November 4, 2026 and November 8, 2026 respectively.

Scorecard3 real differences · 5 level
DOCUMENT QUEST versus 変数電卓+: the parameters behind the verdict, then further details
ParameterDOCUMENT QUEST変数電卓+
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyDailyDaily
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.012.0 — better
Further details — not scored
Size50 MB27 MB
Age rating4+4+
DeveloperYoshinori TsuchiyaTakuya Nemoto

In-app purchases

None

DOCUMENT QUEST

No in-app purchases

None

変数電卓+

No in-app purchases

Questions

Is DOCUMENT QUEST free?
DOCUMENT QUEST is free to download, with no in-app purchases.
Is 変数電卓+ free?
変数電卓+ is free to download, with no in-app purchases.
Do DOCUMENT QUEST or 変数電卓+ have ads?
DOCUMENT QUEST shows ads; 変数電卓+ does not.
Which is updated more often, DOCUMENT QUEST or 変数電卓+?
DOCUMENT QUEST ships an update daily, and 変数電卓+ daily. Most recently, DOCUMENT QUEST was updated on November 4, 2026 and 変数電卓+ on November 8, 2026.

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