Comparison

Asset Diary vs Simple Asset Tracker

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

Head to head
About

Asset Diary

Track your net worth daily with this app. Log assets, deposits, withdrawals, and gains/losses. Set financial goals and view trends with customizable charts and reminders. Your data stays private on your device.

Highlights
  • Record total assets daily
  • Track deposits, withdrawals, gains, and losses
  • Set and manage financial goals
  • View asset trends with charts
  • Daily, weekly, and monthly reminders
  • Data backup and restore
  • Categorize and manage assets
Features
Read full description

Log your total assets every day and see the trend at a glance. No sign-up required. Your data stays on your device. WHAT YOU CAN DO • Record your total assets • Record deposits and withdrawals • Record gains and losses • Add daily memos • Recording reminders (daily / weekly / end of month, at a time you choose) Reminders arrive only on days you haven't recorded yet. • Day-over-day change (amount and %) • Month-over-month change (amount and %) • Daily asset chart (line) • Daily calendar view • Monthly targets calculated from a starting amount, a final goal and a period (up to 1 year) Targets assume compounding at a fixed rate. • Switch the display language (Japanese / English) • Switch the currency unit (yen / dollars) Display only — no currency conversion is applied. • Create a backup • Restore from a backup PAID MODE Performance • Year-over-year change (amount and %) • Year-to-date high • Year-to-date low • Bar, pie and area charts added to the daily view • Monthly asset charts (bar, line, pie, area) • Monthly calendar view • Yearly asset charts (bar, line, pie, area, candlestick) Line charts can show this year and last year together. • Yearly calendar view • All-time asset charts (bar, line, pie, area, candlestick) Goals • Set a period of up to 100 years • Set a monthly contribution • Adjust each month's target individually • Update your goals as you go Categories • Split and manage your assets by category Ads • Removes ads Memos • Up to 300 characters

About

Simple Asset Tracker

Track your net worth monthly by noting down balances from various accounts like 401(k), stocks, crypto, and cash. See your total assets and trends to stay motivated for long-term investing.

Highlights
  • Centralize multiple financial accounts
  • Track total assets and monthly changes
  • View asset trend graphs (Premium)
  • Support for negative values (loans/debt)
  • Simple monthly financial check-in
Features
Read full description

■ Why "Monthly"? In wealth building, what truly matters isn't daily minor expenses, but the reality of whether your net worth has increased since last month. Even if you struggle with daily budgeting, anyone can manage a monthly financial check-in. Simply note down your balances—401(k), IRA, Stocks, Crypto, or Cash—at your own timing. That’s all it takes to see at a glance if your assets are on an upward trajectory. ■ What you can do with M3 ・Centralize multiple accounts (401(k), IRA, Stocks, ETFs, Savings, Crypto, etc.) ・Automatic display of total assets, monthly changes, and trend graphs (*Graphs are a Premium feature) ・Support for negative values (Loans and debt are supported) ■ Recommended for: ・Those aiming for FIRE, Side FIRE, or Semi-retirement ・Users with accounts that cannot be linked to auto-sync apps ・Those who have given up on traditional budgeting apps ・Anyone who wants a simple way to track total asset trends ・Those who want to manage retirement and investment accounts in one place 5 minutes, once a month. The simple fact that your "total assets continue to grow" is the greatest motivation for long-term investing. Start tracking your wealth with M3 today.

Screenshots

Asset Diary4 screens
Simple Asset Tracker4 screens

Verdict

The call

The clearest difference is review sentiment: Simple Asset Tracker at 83% against Asset Diary's 0%. Simple Asset Tracker also leads on update cadence (weekly vs every 6 weeks) and iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and monetization model 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. Asset Diary sells 1 in-app purchase, starting at $1.99 per month and Simple Asset Tracker sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Asset Diary ships an update every 6 weeks, Simple Asset Tracker weekly. The most recent releases landed on September 22, 2026 and September 15, 2026 respectively.

Scorecard3 real differences · 5 level
Asset Diary versus Simple Asset Tracker: the parameters behind the verdict, then further details
ParameterAsset DiarySimple Asset Tracker
PriceFreeFree
Positive reviews0.0% of reviews83.3% of reviews — better
Update frequencyEvery 6 weeksWeekly — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.013.0 — better
Further details — not scored
Size25 MB38 MB
Age rating4+4+
Developerkazuki kunimuraTEFISTA LLC

Customer experience

Asset Diary

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Simple Asset Tracker

Written reviews6 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

In-app purchases

1 purchases

Asset Diary

Subscriptions1
  • 有料モード7 Days trial$1.991 Month
1 purchases

Simple Asset Tracker

One-time1
  • Premium Plan$4.99

Questions

Is Asset Diary free?
Asset Diary is free to download, with in-app purchases available.
Is Simple Asset Tracker free?
Simple Asset Tracker is free to download, with in-app purchases available.
Do Asset Diary or Simple Asset Tracker have ads?
Both Asset Diary and Simple Asset Tracker show ads.
Which is updated more often, Asset Diary or Simple Asset Tracker?
Asset Diary ships an update every 6 weeks, and Simple Asset Tracker weekly. Most recently, Asset Diary was updated on September 22, 2026 and Simple Asset Tracker on September 15, 2026.

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