# Gompertz curve Calculator — for Gompertz growth

> for Gompertz growth (iPhone/iPad app by Keiji Matsui.)

- Source: https://appshunter.io/ios/app/gompertz-curve-calculator/id369690729 (this page in markdown: same URL + `.md`)
- Developer: [Keiji Matsui](https://appshunter.io/developer/365287272)
- Category: Utilities
- Price: Free
- Age rating: 17+
- Requires: iOS 13.1 · 1 MB
- Languages: American English, Japanese
- Released: 2010-05-11
- Data updated: 2025-12-02
- User reviews in markdown: https://appshunter.io/ios/app/gompertz-curve-calculator/id369690729/reviews.md

## What is Gompertz curve Calculator?

A strong tool for software testing.
Gompertz curve calculator can calculates Gompertz curve from 3-point times (t0, t1, t2) and values (A, B, C).
Asymptote means the maximum or minimum value.
When you enter an arbitrary time (tx), you know the value at tx (F(tx)). Gompertz model is representative of all biological growth (e.g. tumor growth). It is also used for software reliability growth model.


## Version history (last 5 releases)

### 3.2 — 2022-01-02

added the privacy policy

### 3.1 — 2020-06-10

bug fix

### 3.0 — 2020-05-27

iOS 13 compatible
add graph drawing function
add saving-data function

### 2.0 — 2017-09-06

64-bit support

### 1.1 — 2012-10-15

iPhone 5 compatible.

## Apps similar to Gompertz curve Calculator

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Pocket Alert – notifications](https://appshunter.io/ios/app/pocket-alert/id6446805143) | 5.0 (1) | Free | Utilities |
| [Muscle & Fat](https://appshunter.io/ios/app/muscle-and-fat/id1561308478) | — | Free | Utilities |
| [Data Protector - File Vault](https://appshunter.io/ios/app/data-protector/id6469511567) | — | Free | Utilities |
| [RPN Calculator 48](https://appshunter.io/ios/app/rpn-calculator-48/id336580727) | 4.8 (216) | $3.99 | Utilities |
| [MK Button](https://appshunter.io/ios/app/mk-button/id1630904337) | — | Free | Utilities |
| [sunbright US](https://appshunter.io/ios/app/sunbright-us/id6532601807) | — | Free | Utilities |

## More apps by Keiji Matsui

- [Gompertz-Matsui Calculator](https://appshunter.io/ios/app/gompertz/id365287269)
- [Bayes' post-test probability calculator](https://appshunter.io/ios/app/bayes-post/id371920137)
- [肝硬変重症度Child分類・消化器癌進行度分類](https://appshunter.io/ios/app/child/id375548945)
- [与芝の式](https://appshunter.io/ios/app/id397979136)
- [廃用症候群 Barthel Index・FIM評価表](https://appshunter.io/ios/app/barthel-indexfim/id418877243)

All apps by Keiji Matsui: https://appshunter.io/developer/365287272

## Related topics

[gompertz curve calculator](https://appshunter.io/ios/topics/gompertz-curve-calculator)

---

*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 2025-12-02.*