# Lucidchart vs Smart Irrigation System

The clearest difference is in-app purchases: Smart Irrigation System at none against Lucidchart's 2. Smart Irrigation System also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Lucidchart sells 2 one-off in-app purchases. Smart Irrigation System asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 25, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Lucidchart | Smart Irrigation System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5.3K ratings)](https://appshunter.io/ios/app/lucidchart/id611543423/reviews)** | — |
| Number of ratings | **5.3K** | — |
| Positive reviews | 21.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 27 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lucid Software Inc](https://appshunter.io/developer/611543426) | [Aqualink Bangladesh Ltd](https://appshunter.io/developer/1867379286) |

## What reviewers say

### Lucidchart

[App page](https://appshunter.io/ios/app/lucidchart/id611543423)

Create and view diagrams like flowcharts, mind maps, and org charts on your mobile device. This visual workspace facilitates real-time collaboration and data visualization. Diagrams sync instantly to your account and can be exported in various formats.

**Highlights:** Create and edit diagrams, Pre-built templates, Drag-and-drop functionality, Offline document viewing, Real-time collaboration, Export to PDF, PNG, Visio, Integrations with G Suite, Slack, Jira

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6 months of Lucidchart Basic on all your devices | $29.99 | one-time |
| 6 months of Lucidchart Professional on all your devices | $54.99 | one-time |

**What reviewers like**

- 🚀 Intuitive interface
- 👍 Great for creating diagrams and flowcharts
- 💡 Useful templates and shapes

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔒 Locked features behind paywall
- 👎 Poor mobile experience compared to web version
- 🚫 Not available for individual users, only teams/enterprises

**Reported bugs**

- Inability to save or access documents
- Unresponsive controls and UI elements
- Compatibility issues with newer iOS versions

**Requested features**

- Offline mode
- Better Apple Pencil support
- Ability to export to more formats
- Improved text editing functionality


### Smart Irrigation System

[App page](https://appshunter.io/ios/app/smart-irrigation-system/id6759363800)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lucidchart free?

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

### Is Smart Irrigation System free?

Smart Irrigation System is free to download, with no in-app purchases.

### Do Lucidchart or Smart Irrigation System have ads?

Lucidchart shows ads; Smart Irrigation System does not.

### Which is updated more often, Lucidchart or Smart Irrigation System?

Lucidchart ships an update every 2 months, and Smart Irrigation System every 2 months. Most recently, Lucidchart was updated on September 25, 2026 and Smart Irrigation System on September 7, 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.*