# FlockHopper vs SensorCircle

FlockHopper and SensorCircle both sit at 4.7 stars, but that hides the real split: 81% of FlockHopper's written reviews are positive against 0% of SensorCircle's. FlockHopper also leads on ratings volume (304 vs 11) and chart position (#64 vs unranked). SensorCircle's advantage is in-app purchases (none vs 4) and update cadence (every 2 weeks vs every 2 months). On price, rating and ads there is nothing between them.

Both are free to download. FlockHopper sells 4 one-off in-app purchases. SensorCircle asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for FlockHopper against 4.5 for SensorCircle. That said, the two scores are not equally well evidenced: FlockHopper has 304 ratings behind it against 11, so its average is the more settled of the two. Written reviews are what separate them: 81% of FlockHopper's written reviews are positive against 0% of SensorCircle's.

FlockHopper ships an update every 2 months, SensorCircle every 2 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | FlockHopper | SensorCircle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (304 ratings)](https://appshunter.io/ios/app/flockhopper/id6762170253/reviews)** | [4.5 (11 ratings)](https://appshunter.io/ios/app/sensorcircle-offender-map/id6765679001/reviews) |
| Number of ratings | **304** | 11 |
| Positive reviews | **81.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#64** | — |
| Size | 64 MB | 8 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [OpenRoad Labs LLC](https://appshunter.io/developer/1893221737) | [Lunar Mobile Solutions LLC](https://appshunter.io/developer/1138315643) |

## What reviewers say

### FlockHopper

[App page](https://appshunter.io/ios/app/flockhopper/id6762170253)

**Currently charting:** #64 Top Free · Navigation, #81 Top Grossing · Navigation (US App Store)

This navigation app provides two route options: the fastest and an alternative that avoids known automated license plate reader (ALPR) camera locations. It displays camera locations on the map and offers turn-by-turn voice guidance with lane hints. The app prioritizes user privacy with no account, sign-up, ads, or data sales.

**Highlights:** Dual route options (fastest vs. ALPR avoidance), ALPR camera locations displayed on map, Turn-by-turn voice guidance with lane hints, Background navigation, No account or sign-up required, No ads or third-party trackers, Self-hosted map tiles

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lil' Hopper | $4.99 | one-time |
| Certified FlockHopper | $9.99 | one-time |
| Mother Flocker | $24.99 | one-time |
| Un-Flock-Able | $49.99 | one-time |


### SensorCircle

[App page](https://appshunter.io/ios/app/sensorcircle-offender-map/id6765679001)

Instantly access U.S. sex offender registry data on a map. Search by your current location, any address, or by tapping on the map to view offender details and links to official records. Data is updated nightly and covers all 50 states.

**Highlights:** Map-based sex offender registry, Search by GPS location, Search by address, Tap anywhere to search, Offender details and photos, Links to official state registries, Nightly data updates

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

**In-app purchases:** none


## Frequently asked questions

### Is FlockHopper free?

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

### Is SensorCircle free?

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

### Which has better reviews, FlockHopper or SensorCircle?

FlockHopper is rated higher. FlockHopper averages 4.7 out of 5 from 304 ratings, while SensorCircle averages 4.5 from 11 ratings.

### Do FlockHopper or SensorCircle have ads?

Neither FlockHopper nor SensorCircle shows ads.

### Which is updated more often, FlockHopper or SensorCircle?

FlockHopper ships an update every 2 months, and SensorCircle every 2 weeks. Most recently, FlockHopper was updated on October 31, 2026 and SensorCircle on October 31, 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.*