Comparison

Crypto Note vs Instant BTC/JPY Calc!

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

Head to head
About

Crypto Note

Features
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仮想通貨による収益を記録するアプリです。 およその税金額も把握し、正しく収益管理をしましょう! ----記録可能な通貨---- ・GST ・GMT ・SOL ----主な機能---- ・毎日の収益を自動計算 ・およその税金額を表示 ・支出入をカテゴリに分けて記録 ・コインのレートを自動取得 ※一部画面に広告が表示されます。 ●アップデート予定 ・日付によるフィルター機能追加 ・収益額によるソート機能 ・アプリの安定性向上 ●確認されている不具合 ・稀に自動計算されない。   -- 画面遷移すると正しく計算されます。

About

Instant BTC/JPY Calc!

Features
Read full description

Get the latest Bitcoin rates automatically and instantly convert between Japanese Yen and Bitcoin! Perfect for cryptocurrency portfolio management, Bitcoin payment verification, BTC-denominated trade confirmation, and any situation requiring fast and accurate currency conversion. <Features> ● Simple and intuitive interface ● Automatically fetches real-time Bitcoin rates ● Bidirectional conversion: Yen to Bitcoin and Bitcoin to Yen ● Always displays the latest Bitcoin rate and update time ● Easy-to-use numeric keypad ● Large display for instant result viewing ● Conversion history saving function <How to Use> 1. Convert Yen to Bitcoin * Enter amount in "Japanese Yen" * Tap "Convert to Bitcoin" button * Bitcoin equivalent appears in the result field 2. Convert Bitcoin to Yen * Enter amount in "Bitcoin" * Tap "Convert to Yen" button * Yen equivalent appears in the result field 3. Update Bitcoin Rate * Tap the refresh button in the top right corner to get the latest Bitcoin rate * Rates are automatically fetched on app launch - use the refresh button as needed 4. View Conversion History * Tap the "History" tab to review past conversions Use it for cryptocurrency portfolio management, Bitcoin payment verification, BTC-denominated trades, and more! Real-time Bitcoin rates ensure you always get the latest conversion results. Simple operation and easy-to-use design for everyone. From trade planning to actual transactions, use it in all scenarios. This is a paid app with no ads.

Screenshots

Crypto Note4 screens
Instant BTC/JPY Calc!3 screens

Verdict

The call

The clearest difference is price: Crypto Note at Free against Instant BTC/JPY Calc!'s $5.99. Crypto Note also leads on update cadence (every 3 days vs every 2 months) and iOS requirement (15.0 vs 17.6). Instant BTC/JPY Calc!'s advantage is in-app purchases (none vs 1) and ads (none vs shown). On 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

Crypto Note is free to download; Instant BTC/JPY Calc! costs $5.99 up front. Crypto Note sells 1 one-off in-app purchase. Instant BTC/JPY Calc! asks for nothing beyond the download.

UpkeepUpdate frequency

Crypto Note ships an update every 3 days, Instant BTC/JPY Calc! every 2 months. Both last shipped on October 10, 2026.

Scorecard5 real differences · 1 level
Crypto Note versus Instant BTC/JPY Calc!: the parameters behind the verdict, then further details
ParameterCrypto NoteInstant BTC/JPY Calc!
PriceFree — better$5.99
Update frequencyEvery 3 days — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesNo — better
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 — better17.6
Further details — not scored
Size31 MB8 MB
Age rating17+4+
DeveloperShoya NakadeShun Isayama

In-app purchases

1 purchases

Crypto Note

One-time1
  • プレミアムユーザー$23.99
None

Instant BTC/JPY Calc!

No in-app purchases

Questions

Is Crypto Note free?
Crypto Note is free to download, with in-app purchases available.
Is Instant BTC/JPY Calc! free?
Instant BTC/JPY Calc! costs $5.99, with no in-app purchases.
Do Crypto Note or Instant BTC/JPY Calc! have ads?
Crypto Note shows ads; Instant BTC/JPY Calc! does not.
Which is updated more often, Crypto Note or Instant BTC/JPY Calc!?
Crypto Note ships an update every 3 days, and Instant BTC/JPY Calc! every 2 months. Most recently, Crypto Note was updated on October 10, 2026 and Instant BTC/JPY Calc! on October 10, 2026.

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