Tsumitate Lab

Hirokazu Kurokawa Finance iPhoneiPadiPod touch

Tsumitate Lab is a free Finance app for iPhone and iPad by Hirokazu Kurokawa. Requires iOS 26.0. Updated April 9, 2026.

Price: Free; on the App Store
Size: 22 MB; Age 4+
Updated: Apr 9; 2026 · v2.0.1

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About Tsumitate Lab

Tsumitate Lab is an app that makes it easy to simulate savings investments. Key Features: - Monte Carlo simulation for probability distribution of future asset values - Backtesting based on historical performance - Reverse calculation from target amount - Portfolio mix analysis - Inflation impact check - Currency impact analysis - AI investment advisor (Apple Intelligence) Supports 30 major funds including S&P 500, MSCI ACWI, Nikkei 225, NASDAQ 100, VT, SCHD, and more. Simply enter your monthly savings amount and time horizon to see probability of loss, expected returns, and percentile ranges. Note: Simulation results are statistical estimates based on historical data and do not guarantee future investment performance. Please make investment decisions at your own responsibility.

What’s new

Version 2.0.1 · Updated April 9, 2026

- Performance improvements - Minor bug fixes

App privacy

The developer, Hirokazu Kurokawa, reported these privacy practices to Apple.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

Usage Data: Product Interaction, Advertising Data, Other Usage Data

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

Usage Data: Product Interaction

Used for: Third-Party Advertising, Developer’s Advertising or Marketing, Analytics

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

Usage Data: Advertising Data, Other Usage Data

Used for: Third-Party Advertising

App details

Tsumitate Lab is a free Finance app for iPhone, iPad and iPod touch, developed by Hirokazu Kurokawa. It requires iOS 26.0 or later, is 22 MB to download and is available in 2 languages. It was first released on March 26, 2026 and last updated on April 9, 2026.

Category: Finance
Price: Free
Version: 2.0.1
Size: 22 MB
Requires: iOS 26.0 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English, Japanese
Age rating: 4+
Released: March 26, 2026
Last updated: April 9, 2026
Developer: Hirokazu Kurokawa

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