# NaviSites vs 51 International

The clearest difference is iOS requirement: 51 International at 15.6 against NaviSites's 26.2. On price, update cadence, ads and in-app purchases there is nothing between them.

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

NaviSites ships an update every 8 days, 51 International every 6 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | NaviSites | 51 International |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/navisites/id1634486743/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 6 days** |
| Monetization | Free | — |
| Size | 74 MB | 71 MB |
| Requires iOS | 26.2 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NaviRetail](https://appshunter.io/developer/1634486745) | [Rohit Sharma](https://appshunter.io/developer/1737748463) |

## What reviewers say

### NaviSites

[App page](https://appshunter.io/ios/app/navisites/id1634486743)

This app offers commercial real estate professionals powerful market analysis tools. Evaluate tenant viability at potential locations with on-demand data and insights.

**Highlights:** On-demand market analysis, Tenant location evaluation, Commercial real estate tools, Data-driven insights

**Features:** macOS Compatibility

**In-app purchases:** none


### 51 International

[App page](https://appshunter.io/ios/app/51-international/id6480088939)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NaviSites free?

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

### Is 51 International free?

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

### Do NaviSites or 51 International have ads?

Neither NaviSites nor 51 International shows ads.

### Which is updated more often, NaviSites or 51 International?

NaviSites ships an update every 8 days, and 51 International every 6 days. Most recently, NaviSites was updated on November 3, 2026 and 51 International on November 4, 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.*