# NonRev vs Fly Kova

The clearest difference is rating: Fly Kova at 5.0 against NonRev's 4.5. Fly Kova also leads on in-app purchases (none vs 2) and update cadence (every 5 days vs every 3 months). NonRev's advantage is ratings volume (403 vs 6) and iOS requirement (15.6 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. NonRev sells 2 one-off in-app purchases. Fly Kova asks for nothing beyond the download.

Fly Kova holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: NonRev has 403 ratings behind it against 6, so its average is the more settled of the two.

NonRev ships an update every 3 months, Fly Kova every 5 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | NonRev | Fly Kova |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (403 ratings)](https://appshunter.io/ios/app/nonrev/id478370011/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/fly-kova/id6761230456/reviews)** |
| Number of ratings | **403** | 6 |
| Positive reviews | 32.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Subscription | **Free** |
| Size | 4 MB | 45 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [Airline Employee Travel Services LLC](https://appshunter.io/developer/478370014) | [Black Bull Capital LLC](https://appshunter.io/developer/1888329886) |

## What reviewers say

### NonRev

[App page](https://appshunter.io/ios/app/nonrev/id478370011)

This app helps airline employees and their families plan standby travel by estimating their chances of getting a seat on flights. It allows searching for flights and provides insights into load factors for non-revenue passengers. Access to all features requires a subscription, but limited flight searches are available for free.

**Highlights:** Search for flights, Estimate seat availability, View flight load factors, Plan standby travel, Airline employee travel tool

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Subscription | $9.99 | one-time |
| 1 Year Subscription | $49.99 | one-time |

**What reviewers like**

- 🚀 Quick and efficient flight search interface
- 💡 Innovative load prediction algorithm
- 📱 Well-designed user interface
- ✈️ Comprehensive flight options and connections
- ⏱️ Saves time on non-rev travel planning

**What reviewers complain about**

- 🐛 App crashes frequently and becomes unresponsive
- ❌ Inaccurate flight load information
- 💰 Expensive subscription fees with poor value
- 🔌 App stops working after updates
- 📵 Limited airline coverage (missing AA, Delta, Southwest)

**Reported bugs**

- App crashes with 'unknown error occurred' message
- Login fails after phone reset or upgrade
- Search returns no results despite available flights
- Subscription not recognized despite active payment
- App doesn't work after recent updates

**Requested features**

- Push notifications for availability changes
- Nonstop flight filter option
- Full-day search capability instead of snapshots
- Save favorite searches
- View standby list position


### Fly Kova

[App page](https://appshunter.io/ios/app/fly-kova/id6761230456)

This app acts as a standby flight copilot, predicting seat availability and providing real-time updates on flight changes. It helps users find open flights, plan alternative travel, and explore destinations based on their chances of clearing.

**Highlights:** Predicts flight seat availability, Real-time flight change alerts, Finds open flights and routes, Provides alternative travel options, Explores reachable destinations, Manages trip itineraries with backups, Live updates on Lock Screen and Dynamic Island

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NonRev free?

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

### Is Fly Kova free?

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

### Which has better reviews, NonRev or Fly Kova?

Fly Kova is rated higher. NonRev averages 4.5 out of 5 from 403 ratings, while Fly Kova averages 5.0 from 6 ratings.

### Do NonRev or Fly Kova have ads?

Neither NonRev nor Fly Kova shows ads.

### Which is updated more often, NonRev or Fly Kova?

NonRev ships an update every 3 months, and Fly Kova every 5 days. Most recently, NonRev was updated on October 26, 2026 and Fly Kova on October 24, 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.*