# Radius on Map vs DocSift AI

The clearest difference is in-app purchases: Radius on Map at none against DocSift AI's 2. Radius on Map also leads on iOS requirement (9.0 vs 15.5). DocSift AI's advantage is update cadence (every 2 weeks vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. DocSift AI sells 2 in-app purchases, starting at $1.99 per 7 days. Radius on Map asks for nothing beyond the download.

Radius on Map ships an update every 4 months, DocSift AI every 2 weeks. The most recent releases landed on October 17, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Radius on Map | DocSift AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (17 ratings)](https://appshunter.io/ios/app/radius-on-map-draw-circle/id991628252/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 58.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 5 MB | 70 MB |
| Requires iOS | **9.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TappiApps](https://appshunter.io/developer/549016746) | [skybringup](https://appshunter.io/developer/1841317670) |

## What reviewers say

### Radius on Map

[App page](https://appshunter.io/ios/app/radius-on-map-draw-circle/id991628252)

Draw circles on a map to visualize areas of interest. Customize radius, color, and opacity, then share a link to your map viewable in any browser. Supports various coordinate and distance formats.

**Highlights:** Draw radius circles on map, Customize fill and perimeter, Add name and notes, Support for multiple coordinate formats (UTM, MGRS), Support for various distance units, Shareable map links

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

**In-app purchases:** none


### DocSift AI

[App page](https://appshunter.io/ios/app/docsift-ai-pdf-scanner/id6763498123)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Lifetime Premium | $6.99 | one-time |


## Frequently asked questions

### Is Radius on Map free?

Radius on Map is free to download, with no in-app purchases.

### Is DocSift AI free?

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

### Do Radius on Map or DocSift AI have ads?

Neither Radius on Map nor DocSift AI shows ads.

### Which is updated more often, Radius on Map or DocSift AI?

Radius on Map ships an update every 4 months, and DocSift AI every 2 weeks. Most recently, Radius on Map was updated on October 17, 2026 and DocSift AI on September 12, 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.*