# RCS vs Red Flag Sim

The clearest difference is rating: Red Flag Sim at 4.6 against RCS's 4.1. Red Flag Sim also leads on review sentiment (88% vs 53%) and update cadence (every 3 days vs every 3 weeks). On price, ratings volume, ads and in-app purchases there is nothing between them.

RCS costs $0.99 and Red Flag Sim $0.99 up front. RCS sells 3 in-app purchases, starting at $5.99 per month and Red Flag Sim sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Red Flag Sim holds the better App Store score, 4.6 against 4.1. Both are backed by a comparable volume of ratings — 93 and 61 respectively. Written reviews point the same way: 53% of RCS's written reviews are positive against 88% of Red Flag Sim's.

RCS ships an update every 3 weeks, Red Flag Sim every 3 days. Both last shipped on October 20, 2026.

## The numbers

| Metric | RCS | Red Flag Sim |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | [4.1 (93 ratings)](https://appshunter.io/ios/app/rcs-real-combat-simulator/id6738282698/reviews) | **[4.6 (61 ratings)](https://appshunter.io/ios/app/red-flag-sim/id6740720825/reviews)** |
| Number of ratings | **93** | 61 |
| Positive reviews | 53.2% of reviews | **87.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#28** | #49 |
| Size | 648 MB | 1.4 GB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [RORTOS SRL](https://appshunter.io/developer/454802333) | [畅 刘](https://appshunter.io/developer/383381901) |

## What reviewers say

### RCS

[App page](https://appshunter.io/ios/app/rcs-real-combat-simulator/id6738282698)

**Currently charting:** #28 Top Paid · Racing, #139 Top Grossing · Racing, #172 Top Paid · Simulation (US App Store)

Experience realistic military flight combat with modern fighter jets. Master takeoffs, landings, and engage in intense air-to-air and air-to-ground battles across global locations. Create custom missions and compete in real-time multiplayer.

**Highlights:** Pilot modern fighter jets, Realistic flight physics, Air-to-air and air-to-ground combat, Global airports and airbases, Interactive tutorials, Mission editor, Real-time multiplayer

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RCS Pro (1 month) | $5.99 | per month |
| RCS Pro (6 months) | $29.99 | per 6 months |
| RCS Pro (1 year) | $39.99 | per year |

**What reviewers like**

- 🚀 Great graphics and realistic features
- 🚀 Highly detailed scenery and airports
- 👍 Passionate development team

**What reviewers complain about**

- 💰 Expensive subscription model
- 🔒 Limited features in paid version
- 🐛 Clunky UI
- 🎮 Overly sensitive controls

**Reported bugs**

- Multiplayer is hard to play
- Constant crashing and freezing issues

**Requested features**

- Add camera views for launched weapons
- Add a camera view for the target
- Add a padlock camera view
- Add the ability to eject from the airplane
- Add flyable bombers


### Red Flag Sim

[App page](https://appshunter.io/ios/app/red-flag-sim/id6740720825)

**Currently charting:** #49 Top Paid · Racing (US App Store)

Experience a deep military aviation simulator on mobile, featuring realistic flight physics, complex avionics, and engaging combat. Learn to operate fighter jets, manage energy, and employ weapons through training missions or create your own scenarios.

**Highlights:** Realistic flight dynamics, In-depth F-15C simulation, Complex radar and avionics, Training and quick missions, Tactical mission editor, Evolving independent project

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 200 Fox Token | $1.99 | one-time |
| 450 Fox Token | $3.99 | one-time |
| 1000 Fox Token | $7.99 | one-time |


## Frequently asked questions

### Is RCS free?

RCS costs $0.99, and also offers in-app purchases.

### Is Red Flag Sim free?

Red Flag Sim costs $0.99, and also offers in-app purchases.

### Which has better reviews, RCS or Red Flag Sim?

Red Flag Sim is rated higher. RCS averages 4.1 out of 5 from 93 ratings, while Red Flag Sim averages 4.6 from 61 ratings.

### Do RCS or Red Flag Sim have ads?

Neither RCS nor Red Flag Sim shows ads.

### Which is updated more often, RCS or Red Flag Sim?

RCS ships an update every 3 weeks, and Red Flag Sim every 3 days. Most recently, RCS was updated on October 20, 2026 and Red Flag Sim on October 20, 2026.

### Which is more popular, RCS or Red Flag Sim?

RCS currently peaks at #28 in the App Store charts, and Red Flag Sim at #49. Chart position reflects recent download velocity rather than total install base.

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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.*