# Haikan Pipit vs Flm∴S アイソメmaster

The clearest difference is ads: Flm∴S アイソメmaster at none against Haikan Pipit's shown. Flm∴S アイソメmaster also leads on monetization model (free vs free with in-app purchases) and update cadence (weekly vs every 3 weeks). On price, review sentiment, in-app purchases and device support there is nothing between them.

Both are free to download. Haikan Pipit sells 2 in-app purchases, starting at $3.99 per month and Flm∴S アイソメmaster sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Haikan Pipit ships an update every 3 weeks, Flm∴S アイソメmaster weekly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Haikan Pipit | Flm∴S アイソメmaster |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 226 MB | 40 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NETSTILL LIMITED LIABILITY CO.](https://appshunter.io/developer/1718197858) | [shinji miyagawa](https://appshunter.io/developer/6791523364) |

## What reviewers say

### Haikan Pipit

[App page](https://appshunter.io/ios/app/haikan-pipit/id6473008995)

Calculate precise cut lengths for various pipe fittings and view their dimensions in a 3D catalog. Supports multiple fitting types with plans for future additions like sharing and quantity estimation.

**Highlights:** Cut length calculation for fitting combinations, 3D pipe catalog with dimension drawings, Support for DV, TS/HI, HT, White-thread, Water Supply Core, Butt-weld, and Stainless Press-Type fittings, Future updates planned for sharing and quantity estimation, View pipe and fitting shapes and dimensions

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プロ版（1ヶ月） | $3.99 | per month |
| プロ版（1年間） | $39.99 | per year |


### Flm∴S アイソメmaster

[App page](https://appshunter.io/ios/app/flms-master/id6791523361)

This app simplifies the creation of piping isometric drawings (spool drawings) for construction and fabrication sites. It replaces manual drafting and CAD software with a tablet-based tool, allowing users to easily place symbols and automatically calculate dimensions for efficient workflow.

**Highlights:** Piping and fitting symbols, Automatic cut length calculation, Part numbering and material lists, Vector PDF output for site use, Underlay image support, Project saving and sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月額サブスクリプション | $3.99 | per month |
| 全機能アンロック（買い切り） | $19.99 | one-time |


## Frequently asked questions

### Is Haikan Pipit free?

Haikan Pipit is free to download, with in-app purchases available.

### Is Flm∴S アイソメmaster free?

Flm∴S アイソメmaster is free to download, with in-app purchases available.

### Do Haikan Pipit or Flm∴S アイソメmaster have ads?

Haikan Pipit shows ads; Flm∴S アイソメmaster does not.

### Which is updated more often, Haikan Pipit or Flm∴S アイソメmaster?

Haikan Pipit ships an update every 3 weeks, and Flm∴S アイソメmaster weekly. Most recently, Haikan Pipit was updated on October 24, 2026 and Flm∴S アイソメmaster on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*