Comparison

VectorFi vs DayInBook

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

Head to head
About

VectorFi

Features
Read full description

Budget & expense tracker. Net worth & debt payoff. AI money assistant — all in one place. VectorFi makes money management effortless with AI-powered insights, smart budgets, and plain-English guidance (Friendly Mode). Connect multiple accounts securely with Plaid or use manual mode—it works great either way. Available in 10 languages: English, Spanish, Chinese, Hindi, Arabic, Portuguese, Russian, Japanese, French, German What you can do Track income & expenses against a personalized custom budget Connect multiple accounts using Plaid See net worth, assets & debts, balance sheet, and cash-flow trends Import transactions and reconcile recurring payments when transactions comes through Get safe-to-spend insights and risk checks Create goals with timelines and progress bars Use Shared Finances to view combined net worth and income (couples, friends, family etc..) Chat with Vectra—your AI money coach. Using the data you’ve already added (transactions, budget, goals etc..), Vectra gives plain-English, actionable guidance. No need to brief her on your finances—just ask. (Audio responses provided if you prefer to listen) How Vectra helps... “Thinking about buying a car?” → See how it impacts your budget “Planning a trip?” → Get a tailored savings plan Answers are easy to understand and based on the data you choose to provide Works with or without Plaid Connect banks via Plaid to import transactions, or enter data manually. Your data is protected with industry-standard encryption and biometric security Premium Unlock advanced insights, shared finances, account integration via Plaid, unlimited chat with AI advisor and more. Pricing and terms shown in-app Disclaimer: VectorFi provides financial insights and tools for educational use only. It does not provide financial, investment, or legal advice. Please consult a licensed financial advisor for personalized guidance. For more information, see our "Terms of Use" at https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ or visit https://vectorfi.ai.

About

DayInBook

Features
Read full description

DayInBook is a personal finance tracker designed with one ultimate goal: "Financial Freedom." We believe that bookkeeping isn't just about tracking expenses—it's about auditing your life and planning your future. With DayInBook, you can: • Experience a minimalist and smooth tracking flow. • Use AI models to analyze your financial health. • Watch your "Financial Freedom Progress Bar" fill up as your passive income covers your expenses. Making saving money feel like an achievement. Data is securely synced via native iCloud. Terms of Use: https://caoyangup.com/blog/cashflow-fuwu-tiaokuan Privacy Policy: https://caoyangup.com/blog/cashflow-yinsi-zhengce

Screenshots

VectorFi4 screens
DayInBook4 screens

Verdict

The call

The clearest difference is update cadence: VectorFi at daily against DayInBook's every 3 days. VectorFi also leads on iOS requirement (15.1 vs 17.0). On price, ads, 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. VectorFi sells 3 in-app purchases, starting at $9.99 per month and DayInBook sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

VectorFi ships an update daily, DayInBook every 3 days. Both last shipped on October 28, 2026.

Scorecard2 real differences · 4 level
VectorFi versus DayInBook: the parameters behind the verdict, then further details
ParameterVectorFiDayInBook
PriceFreeFree
Update frequencyDaily — betterEvery 3 days
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better17.0
Further details — not scored
Size50 MB15 MB
Age rating4+4+
DeveloperNoah Duran阳 曹

In-app purchases

3 purchases

VectorFi

Subscriptions2
  • premium_monthly7 Days trial$9.991 Month
  • premium_yearly7 Days trial$79.991 Year
One-time1
  • getafreetrailFree
4 purchases

DayInBook

Subscriptions2
  • PRO月订阅$1.991 Month
  • PRO年订阅$9.991 Year
One-time2
  • AI积分100$1.99
  • AI积分1000$17.99

Questions

Is VectorFi free?
VectorFi is free to download, with in-app purchases available.
Is DayInBook free?
DayInBook is free to download, with in-app purchases available.
Do VectorFi or DayInBook have ads?
Neither VectorFi nor DayInBook shows ads.
Which is updated more often, VectorFi or DayInBook?
VectorFi ships an update daily, and DayInBook every 3 days. Most recently, VectorFi was updated on October 28, 2026 and DayInBook on October 28, 2026.

Other comparisons