Comparison

CostDiary vs 小豬記帳本

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

Head to head
About

CostDiary

Track daily expenses and record life events with text and stickers. Visualize spending with charts, manage budgets, and secure your data with password protection and iCloud backup. Supports multiple accounts and currencies.

Highlights
  • Daily expense tracking
  • Diary/journal with stickers
  • Spending visualization (charts)
  • Budget management
  • Multi-account and multi-currency support
  • iCloud data backup
  • Password protection
Features
Read full description

CostDiary is not only a daily spending tracker but also a diary app. You can easily track your daily expenses and record your daily life with text and stickers. # DIARY/JOURNAL * Ability to insert stickers and icons into diary * Ability to adjust text color and text size and background color. * Ability to pick background image for your diary # ACCOUNTING * Multi-account support. * Multi-currency support. * Visualize your spendings via line chart and pie chart. * Budget management. * Ability to adjust text styles, themes, icons and colors. * Ability to add a memo, photo or location for each transaction. * Backup data via iCloud. No worry about data loss. * Password protection. * Support creating recurring transactions. Terms of Use: https://DiaryForest.com/terms-of-use/

About

小豬記帳本

Features
Read full description

Key Features: Effortless 3-Step Bookkeeping Just three simple steps for effortless bookkeeping. After setting up your accounts and categories in advance, simply tap to record, enter the amount, and select a category — done in no time! Automatic Currency Conversion Keep your books in multiple currencies, including NTD, USD, JPY, and more! Exchange rates update and convert automatically, so managing your finances across borders is never a hassle! Monthly Reports Clear, intuitive monthly reports help you understand your income and expenses at a glance, making your bookkeeping truly meaningful! Automatic Template Entries Set up recurring entries once, and the system will record them for you automatically — saving you valuable time and ensuring nothing gets missed! Backup & Restore Bring all your records with you when you switch phones, and export to CSV anytime for easy reading! Bookkeeping Reminders Set reminders so you'll never forget to log your expenses again! Search Records Quickly find any entry with the search function — no more scrolling day by day to track things down! Try this amazing app today! By using this product, you agree to the following terms: Terms of Service: https://coceany.com/tos.html Privacy Policy: https://coceany.com/privacy.html Licensing Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

CostDiary4 screens
小豬記帳本4 screens

Verdict

The call

The clearest difference is device support: CostDiary at 3 against 小豬記帳本's 1. CostDiary also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and in-app purchases 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. CostDiary sells 2 in-app purchases, starting at $0.99 per month and 小豬記帳本 sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

CostDiary ships an update every 3 weeks, 小豬記帳本 every 2 weeks. The most recent releases landed on October 5, 2026 and September 29, 2026 respectively.

Scorecard2 real differences · 8 level
CostDiary versus 小豬記帳本: the parameters behind the verdict, then further details
ParameterCostDiary小豬記帳本
PriceFreeFree
Rating3.0 (1 ratings) — better—
Positive reviews68.4% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size108 MB22 MB
Age rating4+4+
DeveloperJiunJiue LiouYU-WEI SHEN

In-app purchases

2 purchases

CostDiary

Subscriptions2
  • PRO plan (Monthly)14 Days trial$0.991 Month
  • PRO plan (Yearly)14 Days trial$7.991 Year
1 purchases

小豬記帳本

Subscriptions1
  • 基本月訂閱方案$1.991 Month

Questions

Is CostDiary free?
CostDiary is free to download, with in-app purchases available.
Is 小豬記帳本 free?
小豬記帳本 is free to download, with in-app purchases available.
Do CostDiary or 小豬記帳本 have ads?
Neither CostDiary nor 小豬記帳本 shows ads.
Which is updated more often, CostDiary or 小豬記帳本?
CostDiary ships an update every 3 weeks, and 小豬記帳本 every 2 weeks. Most recently, CostDiary was updated on October 5, 2026 and 小豬記帳本 on September 29, 2026.

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