Comparison

Costly vs サブトラ

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

Head to head
About

Costly

Visualize and manage all your recurring expenses in one place. Track subscription due dates, amounts, and spending trends with intuitive graphs and a clean interface. Avoid missed payments and gain clarity on your financial commitments.

Highlights
  • Auto-updating billing dates
  • Visual spending timeline
  • Track amounts and categories
  • Flexible billing intervals
  • Spending totals by period
  • Calendar and history views
  • Spending breakdown graphs
Features
Read full description

Make your bills visible. Take control of your subscriptions. Costly is a smart way to track your subscriptions and recurring expenses. It helps you see exactly what's due, when, and how much—all in one clean, visual interface. With color-coded bars and intuitive graphs, you’ll know at a glance when your next payments are coming up. Just add a subscription once, and Costly keeps everything up to date automatically. Say goodbye to missed bills and confusing spreadsheets. □ Key Features ・Auto-updating billing dates ・Visual timeline with blue progress bars ・Track amounts, categories, notes, and more ・Flexible billing intervals: weekly, monthly, quarterly, semiannual, annual, and beyond ・Auto-calculated spending totals by year, month, or day ・Filter by billing frequency or category ・Calendar view for an easy look at upcoming payments ・History tab to review past payments ・Graphs to visualize spending breakdowns ・Price list and upcoming payment forecast ・Light and dark mode support □ Use Cases ・Manage all your streaming, music, and app subscriptions in one place ・Track annual or semiannual expenses like insurance and taxes ・Keep family or shared expenses organized by category ・Use graphs to spot trends and optimize your spending habits ・Pair with a budgeting app as your go-to fixed cost manager □ Perfect For ・Anyone overwhelmed by growing subscriptions ・People who want to know exactly when and how much they’re paying ・Users who don’t stick with full budgeting apps, but still want spending clarity ・Those who tend to forget annual or semiannual renewal dates ・Anyone looking for a simple, clean app to track recurring costs □ Pricing All core features are free to use. Some advanced features are available via subscription. □ Development Philosophy Costly is independently developed to help you manage the hidden costs of everyday life—with less stress and more clarity. We’re constantly improving the app based on your feedback and suggestions. Download Costly now and make subscription and bill tracking effortless. Terms of Service (EULA):https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy:https://lomworks.com/legal/privacy-app

About

サブトラ

Features
Read full description

サブトラは、あなたのサブスクリプションを一括管理できるアプリです。 【主な機能】 ・サブスク一覧管理 — 登録中のサービスを一目で把握 ・AI節約提案 — GPT-4oがあなたの利用状況を分析し、最適な節約プランを提案 ・支出分析 — 月額・年額の支出トレンドをグラフで可視化 ・カテゴリー分析 — どのジャンルにいくら使っているかを把握 ・更新前通知 — 請求日の前にリマインダーでお知らせ ・Gmail連携 — メールからサブスクを自動検出して簡単登録 ・解約リンク集 — 各サービスの解約ページにワンタップでアクセス ・ダークモード対応 — 目に優しいデザイン 【料金プラン】 ・基本機能は無料でご利用いただけます ・プレミアムプラン: 月額¥280(7日間無料トライアル付き)/ 年額¥2,200 / 買い切り¥4,800 ・プレミアムでは、AI節約提案の拡張、支出トレンド分析、カテゴリー分析、請求前通知、広告非表示などが利用可能 サブスクの見直しで、毎月の無駄な出費を減らしましょう。 サブスクリプションは現在の期間終了の24時間前までにキャンセルしない限り自動更新されます。サブスク リプションの管理・解約はiOSの「設定」>「Apple ID」>「サブスクリプション」から行えます。 利用規約: https://subtora-app.com/legal/terms プライバシーポリシー: https://subtora-app.com/legal/privacy

Screenshots

Costly4 screens
サブトラ4 screens

Verdict

The call

The clearest difference is ads: Costly at none against サブトラ's shown. サブトラ's advantage is update cadence (every 3 days vs every 3 weeks) and iOS requirement (15.1 vs 17.0). On price, 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. Costly sells 2 in-app purchases, starting at $1.99 per month and サブトラ sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Costly ships an update every 3 weeks, サブトラ every 3 days. The most recent releases landed on September 12, 2026 and September 15, 2026 respectively.

Scorecard3 real differences · 5 level
Costly versus サブトラ: the parameters behind the verdict, then further details
ParameterCostlyサブトラ
PriceFreeFree
Positive reviews85.7% of reviews—
Update frequencyEvery 3 weeksEvery 3 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size7 MB40 MB
Age rating4+4+
DeveloperYUUSUI KASHIWAGISora Yoshitake

In-app purchases

2 purchases

Costly

Subscriptions2
  • Monthly$1.991 Month
  • Yearly1 Month trial$14.991 Year
3 purchases

サブトラ

Subscriptions2
  • サブトラ プレミアム(月額)$1.991 Month
  • サブトラ プレミアム(年額)$12.991 Year
One-time1
  • サブトラ プレミアム(買切)$29.99

Questions

Is Costly free?
Costly is free to download, with in-app purchases available.
Is サブトラ free?
サブトラ is free to download, with in-app purchases available.
Do Costly or サブトラ have ads?
サブトラ shows ads; Costly does not.
Which is updated more often, Costly or サブトラ?
Costly ships an update every 3 weeks, and サブトラ every 3 days. Most recently, Costly was updated on September 12, 2026 and サブトラ on September 15, 2026.

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