CostDiary vs Expense+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Daily expense tracking
- Diary/journal with stickers
- Spending visualization (charts)
- Budget management
- Multi-account and multi-currency support
- iCloud data backup
- Password protection
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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/
Expense+
This offline money tracker prioritizes security and ease of use with fast bookkeeping and multi-ledger support. It offers detailed revenue and expenditure analysis, asset trend tracking, and multi-currency management without advertisements.
- Offline data storage
- Fast bookkeeping with integrated calculator
- Multi-ledger and multi-account support
- Revenue and expenditure analysis
- Asset trend tracking
- Multi-currency management
- No advertising
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[Our design philosophy] Our design philosophy is ” back to the tool basic ". The definition of tool : first, it must be able to solve problem effectively while reliable. Even out of network connectivity, e.g. in the middle of sea or mountain, people should be able to use it. Among the online popular products today, our offline money tracking App back to the basic of tool. [product functions] Offline version: local data storage, let you feel more secure. Fast bookkeeping: simplified operation, integrated addition, subtraction, multiplication and division of the input method, so that it takes less time to write down an account. Multi-ledger support: life, work, travel, baby special fund... Each scenario can be recorded in a separate ledger. Multiple account support: either cash or credit CARDS, or virtual currency accounts can be managed one by one. Multiple members: expenses, whether on yourself or on your wife, children or parents, can be categorised separately. Multi-currency support: supports the management and conversion of most international currencies, virtual currencies and their exchange rates. Revenue and expenditure analysis: provide revenue and expenditure analysis data within the set date range. Where does every penny go?spending for who? Which account was spent? It's all clearly arranged. Asset trend: provides the variation trend of assets and net assets within the date range. Transfer between accounts: a small feature, but closer to the real money movement scenario. No advertising: We all had enough of it. The free version basically provides more function than you need. If you need more advanced function, you may buy our paid version. 【Buy Instructions】 1. 1-year Subscription: Pay for a 1-year subscription, yearly subscription will renew automatically unless you unsubscribe, you can cancel your subscription at anytime, all your data will remain unchanged. 2. Permanent Buy: Buy a permanent product use right. 【Terms】 Terms of use: https://328expense.com/terms-and-conditions/ Privacy policy: https://328expense.com/privacy-policy/ [contact information] Email address: admin@328car.com
Screenshots
Verdict
The clearest difference is rating: Expense+ at 5.0 against CostDiary's 3.0. Expense+ also leads on update cadence (every 5 days vs every 3 weeks). On price, ratings volume, 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
Both are free to download. CostDiary sells 2 in-app purchases, starting at $0.99 per month and Expense+ sells 3 in-app purchases, starting at $6.99 per year. Whichever you choose, the download price is not the number that matters.
Expense+ holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
CostDiary ships an update every 3 weeks, Expense+ every 5 days. The most recent releases landed on August 17, 2026 and September 8, 2026 respectively.
| Parameter | CostDiary | Expense+ |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 68.4% of reviews | — |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 3 weeks | Every 5 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 14.1 — better |
| Further details — not scored | ||
| Size | 108 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | JiunJiue Liou | Sze Kwok Cheung |
Customer experience
CostDiary
Expense+
In-app purchases
CostDiary
- PRO plan (Monthly)14 Days trial$0.991 Month
- PRO plan (Yearly)14 Days trial$7.991 Year
Expense+
- Yearly Renew$6.991 Year
- Yearly Subscribe$5.99
- Permanent Purchase$11.99









