# Horizon RSA vs Trevo

The clearest difference is update cadence: Trevo at every 10 days against Horizon RSA's every 41 months. Horizon RSA's advantage is iOS requirement (12.4 vs 17.2). On price, ads, in-app purchases and device support there is nothing between them.

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

Horizon RSA ships an update every 41 months, Trevo every 10 days. The most recent releases landed on September 14, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Horizon RSA | Trevo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 41 months | **Every 10 days** |
| Size | 20 MB | 295 MB |
| Requires iOS | **12.4** | 17.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [HORIZON INSURANCE CO. S.A](https://appshunter.io/developer/1619085805) | [Konnecta Systems](https://appshunter.io/developer/1726209748) |

## What reviewers say

### Horizon RSA

[App page](https://appshunter.io/ios/app/horizon-rsa/id1619085803)

**Features:** macOS Compatibility

**In-app purchases:** none


### Trevo

[App page](https://appshunter.io/ios/app/trevo-decentralized-e-voting/id6476206833)

**In-app purchases:** none


## Frequently asked questions

### Is Horizon RSA free?

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

### Is Trevo free?

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

### Do Horizon RSA or Trevo have ads?

Neither Horizon RSA nor Trevo shows ads.

### Which is updated more often, Horizon RSA or Trevo?

Horizon RSA ships an update every 41 months, and Trevo every 10 days. Most recently, Horizon RSA was updated on September 14, 2026 and Trevo on September 28, 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.*