# OmniPlan 4 vs Grain SA

The clearest difference is in-app purchases: Grain SA at none against OmniPlan 4's 10. Grain SA also leads on update cadence (monthly vs every 2 months) and iOS requirement (10.2 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. OmniPlan 4 sells 10 in-app purchases, starting at $19.99 per month. Grain SA asks for nothing beyond the download.

OmniPlan 4 ships an update every 2 months, Grain SA monthly. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | OmniPlan 4 | Grain SA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (20 ratings)](https://appshunter.io/ios/app/omniplan-4/id1460319993/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 23.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | — |
| Size | 68 MB | 98 MB |
| Requires iOS | 16.0 | **10.2** |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Omni Group](https://appshunter.io/developer/281731738) | [4SIGHT SYSTEMS (PTY) LTD](https://appshunter.io/developer/656095757) |

## What reviewers say

### OmniPlan 4

[App page](https://appshunter.io/ios/app/omniplan-4/id1460319993)

This app offers robust project management capabilities, allowing users to view, edit, and organize complex projects. It provides tools for tracking progress, managing teams, and improving workflows with features like automatic scheduling and critical path highlighting.

**Highlights:** Automatic project scheduling, Resource leveling, Team collaboration, Critical path highlighting, Interactive Gantt timeline, Network diagram view

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Legacy Subscription | $19.99 | per month |
| Legacy Subscription | $199.99 | per year |
| Free Upgrade to v4 Pro | Free | one-time |
| Free Upgrade to v4 Standard | Free | one-time |
| Upgrade to v4 Standard | $99.99 | one-time |
| Upgrade from Standard to Pro | $99.99 | one-time |
| Unlock Standard | $199.99 | one-time |
| Upgrade to v4 Pro | $199.99 | one-time |
| Upgrade from Standard to Pro | $199.99 | one-time |
| Unlock Pro | $399.99 | one-time |


### Grain SA

[App page](https://appshunter.io/ios/app/grain-sa/id1665831580)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OmniPlan 4 free?

OmniPlan 4 is free to download, with in-app purchases available.

### Is Grain SA free?

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

### Do OmniPlan 4 or Grain SA have ads?

Neither OmniPlan 4 nor Grain SA shows ads.

### Which is updated more often, OmniPlan 4 or Grain SA?

OmniPlan 4 ships an update every 2 months, and Grain SA monthly. Most recently, OmniPlan 4 was updated on October 16, 2026 and Grain SA on October 11, 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.*