# Tsumitate Lab — Investment Simulator

> Investment Simulator (iPhone/iPad app by Hirokazu Kurokawa.)

- Source: https://appshunter.io/ios/app/tsumitate-lab/id6761059924 (this page in markdown: same URL + `.md`)
- Developer: [Hirokazu Kurokawa](https://appshunter.io/developer/463196366)
- Category: Finance, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 26.0 · 22 MB
- Languages: American English, Japanese
- Released: 2026-03-26
- Data updated: 2026-05-15
- User reviews in markdown: https://appshunter.io/ios/app/tsumitate-lab/id6761059924/reviews.md

## What is 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.


## Version history (last 4 releases)

### 2.0.1 — 2026-04-09

- Performance improvements
- Minor bug fixes

### 2.0 — 2026-03-28

■ AIアドバイザー（Beta）
  チャットで投資相談 → AIがファンド配分を提案 → そのままシミュレーション。Apple Intelligence搭載デバイスで利用可能。

  ■ ポートフォリオ分析がタブに独立
  複数ファンドの配分シミュレーションがより使いやすくなりました。月額・期間もポートフォリオ画面で直接設定可能に。

### 1.1 — 2026-03-27

- 軽微な修正

### 1.0 — 2026-03-26

No release notes.

## More apps by Hirokazu Kurokawa

- [高校地理マスター 地図・一問一答・カードで学ぶ](https://appshunter.io/ios/app/id6761091695)
- [Drift Diary](https://appshunter.io/ios/app/drift-diary/id6761289603)
- [高校世界史マスター　一問一答（解説付き）](https://appshunter.io/ios/app/id6761406157)
- [ロムリー](https://appshunter.io/ios/app/id6761612406)
- [旅行の路線図](https://appshunter.io/ios/app/id6762501453)

All apps by Hirokazu Kurokawa: https://appshunter.io/developer/463196366

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-15.*