# Architectory vs Simple Sequence Diagram AI

The clearest difference is in-app purchases: Architectory at none against Simple Sequence Diagram AI's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Simple Sequence Diagram AI sells 2 in-app purchases, starting at $4.99 per month. Architectory asks for nothing beyond the download.

Architectory ships an update fortnightly, Simple Sequence Diagram AI every 2 weeks. The most recent releases landed on October 19, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Architectory | Simple Sequence Diagram AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/architectory/id1539134736/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 8 MB | 55 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nikita Patskov](https://appshunter.io/developer/1071364694) | [YUKI TANAIKE](https://appshunter.io/developer/478558546) |

## What reviewers say

### Architectory

[App page](https://appshunter.io/ios/app/architectory/id1539134736)

This app offers a collaborative space for teams to brainstorm, create, and share ideas interactively. It supports real-time discussion and prototyping, converting handwritten sketches into diagrams. Designed for seamless use with Apple Pencil and native Mac integration.

**Highlights:** Real-time collaboration, Interactive idea sharing, Handwritten sketch conversion, Apple Pencil support, Native Mac integration, Cross-device compatibility

**Features:** Vision Pro support

**In-app purchases:** none


### Simple Sequence Diagram AI

[App page](https://appshunter.io/ios/app/simple-sequence-diagram-ai/id6711357061)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Simple Sequence Flow Pro (Monthly) | $4.99 | per month |
| Simple Sequence Flow Pro (Annual) | $44.99 | per year |


## Frequently asked questions

### Is Architectory free?

Architectory is free to download, with no in-app purchases.

### Is Simple Sequence Diagram AI free?

Simple Sequence Diagram AI is free to download, with in-app purchases available.

### Do Architectory or Simple Sequence Diagram AI have ads?

Neither Architectory nor Simple Sequence Diagram AI shows ads.

### Which is updated more often, Architectory or Simple Sequence Diagram AI?

Architectory ships an update fortnightly, and Simple Sequence Diagram AI every 2 weeks. Most recently, Architectory was updated on October 19, 2026 and Simple Sequence Diagram AI on October 12, 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.*