# Phylogenetic Tree Draw — Relationships in Biology

> Relationships in Biology (iPhone/iPad app by Sigmar Stefansson.)

- Source: https://appshunter.io/ios/app/phylogenetic-tree-draw/id6443900345 (this page in markdown: same URL + `.md`)
- Developer: [Sigmar Stefansson](https://appshunter.io/developer/1650379171)
- Category: Education, Utilities
- Price: $4.99
- Age rating: 4+
- Requires: iOS 12.0 · 31 MB
- Languages: English
- Released: 2022-10-19
- Data updated: 2026-06-01
- User reviews in markdown: https://appshunter.io/ios/app/phylogenetic-tree-draw/id6443900345/reviews.md

## What is Phylogenetic Tree Draw?

Draw plain, circular and radial phylogenetic trees in newick format.
Reroot tree using long press.
Rearrange tree with horizontal swipes on nodes.
Save result as image or text


## Version history (last 5 releases)

### 1.5 — 2025-01-22

Exporting options for SVG image format

### 1.4 — 2023-10-05

Bug fixes and visual changes

### 1.3 — 2022-11-12

Swipe to switch between tree types.
Receive text and file shares in newick format from other apps.

### 1.2 — 2022-10-29

Correct clip rect for exported images
Larger area around nodes for selecting and swiping
Node bubbles
Dendrograms without edge lengths

### 1.1 — 2022-10-24

Rearrange trees using left right swipe. 
Left for recursive node swap and right for node swap

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## More apps by Sigmar Stefansson

- [Phylogenetic Tree View](https://appshunter.io/ios/app/phylogenetic-tree-view/id6444221294)
- [Graph3D](https://appshunter.io/ios/app/graph3d/id6444742504)
- [GeneaLite](https://appshunter.io/ios/app/genealite/id6742499340)

All apps by Sigmar Stefansson: https://appshunter.io/developer/1650379171

## Related topics

[claderova claderova](https://appshunter.io/ios/topics/claderova-claderova)

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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 2026-06-01.*