# OptiFlight vs RoboSimL

The clearest difference is in-app purchases: RoboSimL at none against OptiFlight's 3. RoboSimL also leads on update cadence (daily vs every 6 weeks) and rating (5.0 vs 4.6). OptiFlight's advantage is ratings volume (1.3K vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. OptiFlight sells 3 one-off in-app purchases. RoboSimL asks for nothing beyond the download.

RoboSimL holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: OptiFlight has 1.3K ratings behind it against 2, so its average is the more settled of the two.

OptiFlight ships an update every 6 weeks, RoboSimL daily. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | OptiFlight | RoboSimL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (1.3K ratings)](https://appshunter.io/ios/app/optiflight/id1490464625/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/robosiml/id6789709846/reviews)** |
| Number of ratings | **1.3K** | 2 |
| Positive reviews | 78.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Daily** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 131 MB | 488 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Krish Suchdev](https://appshunter.io/developer/1378468452) | [Ansis Atteka](https://appshunter.io/developer/1717279036) |

## What reviewers say

### OptiFlight

[App page](https://appshunter.io/ios/app/optiflight/id1490464625)

Design intricate flight networks to connect cities and guide passengers efficiently. Adapt your routes to dynamic events like airport rushes and closures across over 350 themed levels. Test your strategic planning skills in historical, present-day, and weather-simulated scenarios.

**Highlights:** Design flight networks, Create historical flight maps, Simulate inclement weather, Use real-world cities, 350+ levels, Analyze in-game statistics, Compete on leaderboards

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.00 | one-time |
| OptiFlight Expansion | $1.99 | one-time |
| Large Tip | $5.00 | one-time |


### RoboSimL

[App page](https://appshunter.io/ios/app/robosiml/id6789709846)

Practice driving and operating custom robots with realistic physics and controls. Simulate your team's actual robot designs from CAD files. Works offline with no ads or purchases.

**Highlights:** Realistic robot physics simulation, Custom robot import from CAD (FBX, URDF), Configurable on-screen controls, Functional simulated mechanisms, Offline gameplay, No ads or in-app purchases

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OptiFlight free?

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

### Is RoboSimL free?

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

### Which has better reviews, OptiFlight or RoboSimL?

RoboSimL is rated higher. OptiFlight averages 4.6 out of 5 from 1.3K ratings, while RoboSimL averages 5.0 from 2 ratings.

### Do OptiFlight or RoboSimL have ads?

Neither OptiFlight nor RoboSimL shows ads.

### Which is updated more often, OptiFlight or RoboSimL?

OptiFlight ships an update every 6 weeks, and RoboSimL daily. Most recently, OptiFlight was updated on November 3, 2026 and RoboSimL on November 5, 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.*