# Shark SMS vs CumulusVPN

The clearest difference is in-app purchases: CumulusVPN at none against Shark SMS's 3. Shark SMS's advantage is iOS requirement (13.0 vs 15.1). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Shark SMS sells 3 in-app purchases, starting at $0.99 per 7 days. CumulusVPN asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Shark SMS against 5.0 for CumulusVPN. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

## The numbers

| Metric | Shark SMS | CumulusVPN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/shark-sms/id6445952655/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/cumulusvpn/id6792741863/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | Freemium | — |
| Size | 2 MB | 41 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [传胜 贾](https://appshunter.io/developer/789568029) | [Influx Technologies Limited](https://appshunter.io/developer/1656895808) |

## What reviewers say

### Shark SMS

[App page](https://appshunter.io/ios/app/shark-sms/id6445952655)

This app uses AI to intelligently filter and group spam messages offline. It offers custom rules for keywords and numbers, ensuring your inbox stays clean and private. A VIP subscription unlocks all features across devices.

**Highlights:** AI-powered offline message grouping, Custom keyword and number rules, Blacklist and whitelist functionality, Regular expression support for rules, Online model updates, Privacy-focused offline processing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription (One Week) | $0.99 | per 7 days |
| Monthly Subscription | $1.99 | per month |
| 永久会员 | $3.99 | one-time |


### CumulusVPN

[App page](https://appshunter.io/ios/app/cumulusvpn/id6792741863)

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

**In-app purchases:** none


## Frequently asked questions

### Is Shark SMS free?

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

### Is CumulusVPN free?

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

### Which has better reviews, Shark SMS or CumulusVPN?

Shark SMS and CumulusVPN are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Shark SMS or CumulusVPN have ads?

Neither Shark SMS nor CumulusVPN shows ads.

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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.*