# BART CoPilot vs Protag App

The clearest difference is update cadence: BART CoPilot at every 2 months against Protag App's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BART CoPilot ships an update every 2 months, Protag App every 6 months. The most recent releases landed on June 9, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | BART CoPilot | Protag App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (12 ratings)](https://appshunter.io/ios/app/bart-copilot/id1098744191/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free | — |
| Size | 87 MB | 33 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Portside, Inc.](https://appshunter.io/developer/1609132004) | [LEMBAH SARI SDN BHD](https://appshunter.io/developer/1495008645) |

## What reviewers say

### BART CoPilot

[App page](https://appshunter.io/ios/app/bart-copilot/id1098744191)

Manage flight details, log actuals offline, and attach receipts. Maintenance personnel can track aircraft times and inspections. Enhances paperless operations for aviation teams.

**Highlights:** Flight details view, Offline flight log posting, Receipt photo attachment, Aircraft time tracking, Inspection due date monitoring, Squawk management

**Features:** macOS Compatibility

**In-app purchases:** none


### Protag App

[App page](https://appshunter.io/ios/app/protag-app/id1611448444)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BART CoPilot free?

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

### Is Protag App free?

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

### Do BART CoPilot or Protag App have ads?

Neither BART CoPilot nor Protag App shows ads.

### Which is updated more often, BART CoPilot or Protag App?

BART CoPilot ships an update every 2 months, and Protag App every 6 months. Most recently, BART CoPilot was updated on June 9, 2026 and Protag App on September 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.*