# Optimal 9 vs Post9

The clearest difference is rating: Post9 at 5.0 against Optimal 9's 2.0. Post9 also leads on update cadence (every 3 days vs every 10 months) and iOS requirement (15.0 vs 17.0). Optimal 9's advantage is in-app purchases (none vs 1). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Post9 sells 1 in-app purchase, starting at $4.99 per 3 months. Optimal 9 asks for nothing beyond the download.

Post9 holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Optimal 9 ships an update every 10 months, Post9 every 3 days. The most recent releases landed on June 5, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Optimal 9 | Post9 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/optimal-9/id6477047705/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/post9-lineup-graphics/id6742333931/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 days** |
| Monetization | **Free** | Subscription |
| Size | 1 MB | 20 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Stuart Zussman](https://appshunter.io/developer/1718584392) | [Josh Ryan](https://appshunter.io/developer/1797831650) |

## What reviewers say

### Optimal 9

[App page](https://appshunter.io/ios/app/optimal-9/id6477047705)

This app simulates baseball batting orders using real player statistics from recent seasons. It allows users to test different lineup configurations to maximize run scoring potential over a series of games. Analyze performance based on actual data and roster information.

**Highlights:** Batting order optimization, Real statistical performance analysis, 2022-2023 season data, Roster integration, Multi-game simulation

**Features:** macOS Compatibility

**In-app purchases:** none


### Post9

[App page](https://appshunter.io/ios/app/post9-lineup-graphics/id6742333931)

Easily create professional-looking starting lineup graphics for baseball and softball teams. Customize with team colors, logos, and backgrounds. Choose from portrait or landscape layouts for social media posts.

**Highlights:** Create starting lineup graphics, Add roster and drag-and-drop lineup, Custom team colors and logos, Upload custom backgrounds, Portrait and landscape layouts, Two template options

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $4.99 | per 3 months |


## Frequently asked questions

### Is Optimal 9 free?

Optimal 9 is free to download, with no in-app purchases.

### Is Post9 free?

Post9 is free to download, with in-app purchases available.

### Which has better reviews, Optimal 9 or Post9?

Post9 is rated higher. Optimal 9 averages 2.0 out of 5 from 1 ratings, while Post9 averages 5.0 from 2 ratings.

### Do Optimal 9 or Post9 have ads?

Neither Optimal 9 nor Post9 shows ads.

### Which is updated more often, Optimal 9 or Post9?

Optimal 9 ships an update every 10 months, and Post9 every 3 days. Most recently, Optimal 9 was updated on June 5, 2026 and Post9 on June 4, 2026.

---

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