# LEO vs Nadair Smart

The clearest difference is update cadence: LEO at every 2 months against Nadair Smart's every 12 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.

LEO ships an update every 2 months, Nadair Smart every 12 months. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | LEO | Nadair Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (67 ratings)](https://appshunter.io/ios/app/leo/id1447255526/reviews)** | — |
| Number of ratings | **67** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | Free | — |
| Size | 147 MB | 218 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Léger Marketing inc.](https://appshunter.io/developer/1111321043) | [Nadair International Ltee](https://appshunter.io/developer/1562057017) |

## What reviewers say

### LEO

[App page](https://appshunter.io/ios/app/leo/id1447255526)

Participate in rewarded surveys and studies to share your opinion. Earn rewards by completing questionnaires directly on your mobile device, anytime and anywhere. Your feedback is valued and can lead to tangible benefits.

**Highlights:** Rewarded surveys and studies, Mobile survey participation, Earn rewards, Share your opinion, Variety of gift card options

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use app
- 💰 Good way to earn rewards
- 🤑 Legit rewards and payouts
- 🎁 Variety of gift card options

**What reviewers complain about**

- 🐛 Frequent survey disqualifications
- ⏱️ Surveys take longer than estimated
- 🔍 Lack of available surveys
- 🕰️ Slow customer support response
- 🚫 Accounts deactivated without reason

**Reported bugs**

- App freezing or crashing
- Incorrect VPN detection
- Survey pages not loading properly

**Requested features**

- More survey opportunities
- Faster payout processing
- Improved customer support
- Compatibility with VPNs
- Landscape mode for tablets


### Nadair Smart

[App page](https://appshunter.io/ios/app/nadair-smart/id1562056775)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is LEO free?

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

### Is Nadair Smart free?

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

### Do LEO or Nadair Smart have ads?

Neither LEO nor Nadair Smart shows ads.

### Which is updated more often, LEO or Nadair Smart?

LEO ships an update every 2 months, and Nadair Smart every 12 months. Most recently, LEO was updated on October 29, 2026 and Nadair Smart on October 30, 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.*