# HFpager vs VentControl

The clearest difference is in-app purchases: VentControl at none against HFpager's 1. VentControl also leads on ads (none vs shown). HFpager's advantage is device support (3 vs 1) and iOS requirement (12.4 vs 16.0). On price and update cadence there is nothing between them.

Both are free to download. HFpager sells 1 in-app purchase, starting at $9.99 per year. VentControl asks for nothing beyond the download.

HFpager ships an update every 3 months, VentControl every 2 months. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | HFpager | VentControl |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/hfpager/id1534721365/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 26 MB | 4 MB |
| Requires iOS | **12.4** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Dmitry Likhtarov](https://appshunter.io/developer/428797499) | [ELECTROTEST ENGINEERING](https://appshunter.io/developer/1176480565) |

## What reviewers say

### HFpager

[App page](https://appshunter.io/ios/app/hfpager/id1534721365)

This utility app enables the exchange of short text messages through audio and radio channels using IFSK modulation. It offers basic reception and transmission functions for free, with a subscription unlocking all features and removing ads.

**Highlights:** IFSK modulation for audio messaging, Send and receive short text messages, Utilizes audio and radio channels, Basic functions free, Subscription removes restrictions and ads

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Подписка 12 месяцев | $9.99 | per year |


### VentControl

[App page](https://appshunter.io/ios/app/ventcontrol/id6755954507)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HFpager free?

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

### Is VentControl free?

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

### Do HFpager or VentControl have ads?

HFpager shows ads; VentControl does not.

### Which is updated more often, HFpager or VentControl?

HFpager ships an update every 3 months, and VentControl every 2 months. Most recently, HFpager was updated on October 12, 2026 and VentControl on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*