# Polynom vs Cavline

The clearest difference is ads: Polynom at none against Cavline's shown. Polynom also leads on monetization model (free vs ad-supported). Cavline's advantage is device support (3 vs 1). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.9 for Polynom against 5.0 for Cavline. Both are backed by a comparable volume of ratings — 8 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Polynom ships an update every 2 months, Cavline every 5 weeks. The most recent releases landed on September 25, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Polynom | Cavline |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (8 ratings)](https://appshunter.io/ios/app/polynom/id6449726919/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/cavline/id6755809261/reviews)** |
| Number of ratings | **8** | 5 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 63 MB | 90 MB |
| Requires iOS | 17 | 17.0 |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Code Siren, LLC](https://appshunter.io/developer/1685237207) | [Cavline Global Inc.](https://appshunter.io/developer/1856500256) |

## What reviewers say

### Polynom

[App page](https://appshunter.io/ios/app/polynom/id6449726919)

This platform offers advanced data protection using post-quantum cryptography and multiple security protocols. It provides secure collaboration with features like Social Encryption™ and Quantum Rooms™ for enhanced privacy.

**Highlights:** Post-quantum cryptography (PQC), CNSA Suite 2.0 compliance, AES-256 encryption, CRYSTALS-Kyber-1024 key exchange, SHA-512 secure hashing, CRYSTALS-Dilithium5 digital signatures, Social Encryption™, Quantum Rooms™

**In-app purchases:** none


### Cavline

[App page](https://appshunter.io/ios/app/cavline/id6755809261)

This app connects advertisers with brick-and-mortar businesses for hyper-local ad campaigns. It uses AI to optimize ad creation, targeting, and performance tracking, while also allowing businesses to earn revenue by hosting ads and individuals to build ad networks.

**Highlights:** AI-driven hyper-local ad network, AI-powered ad creation and optimization, Targeted advertising by demographics and business niche, Real-time campaign analytics, Revenue generation for businesses hosting ads, Network building for passive income

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Polynom free?

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

### Is Cavline free?

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

### Which has better reviews, Polynom or Cavline?

Cavline is rated higher. Polynom averages 4.9 out of 5 from 8 ratings, while Cavline averages 5.0 from 5 ratings.

### Do Polynom or Cavline have ads?

Cavline shows ads; Polynom does not.

### Which is updated more often, Polynom or Cavline?

Polynom ships an update every 2 months, and Cavline every 5 weeks. Most recently, Polynom was updated on September 25, 2026 and Cavline on October 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.*