# Blynk IoT vs Callny Control

The clearest difference is in-app purchases: Callny Control at none against Blynk IoT's 7. Callny Control also leads on iOS requirement (12.0 vs 18.0). Blynk IoT's advantage is update cadence (monthly vs every 30 months). On price, ads and device support there is nothing between them.

Both are free to download. Blynk IoT sells 7 in-app purchases, starting at $6.99 per month. Callny Control asks for nothing beyond the download.

Blynk IoT ships an update monthly, Callny Control every 30 months. The most recent releases landed on September 27, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Blynk IoT | Callny Control |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (819 ratings)](https://appshunter.io/ios/app/blynk-iot/id1559317868/reviews)** | — |
| Number of ratings | **819** | — |
| Positive reviews | 42.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 30 months |
| Monetization | Free with in-app purchases | — |
| Size | 83 MB | 32 MB |
| Requires iOS | 18.0 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Blynk Technologies](https://appshunter.io/developer/808760484) | [Callny Technology Co., Ltd.](https://appshunter.io/developer/1663693041) |

## What reviewers say

### Blynk IoT

[App page](https://appshunter.io/ios/app/blynk-iot/id1559317868)

Build custom IoT apps without coding using a drag-and-drop interface. Manage devices, users, and data remotely with a powerful web console and scalable cloud infrastructure. Supports over 400 hardware boards and various connection options.

**Highlights:** Drag-n-drop IoT app builder, Device and user management, OTA firmware updates, Secure cloud infrastructure, Hardware compatibility (400+ boards), Real-time alerts and automations

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Blynk MAKER - Monthly | $6.99 | per month |
| Blynk Starter - Monthly | $29.00 | per month |
| Blynk PRO (40 users) Monthly | $48.99 | per month |
| Blynk MAKER - Yearly | $59.99 | per year |
| Blynk PRO (100 users) Monthly | $98.99 | per month |
| Blynk PRO (50 users) Monthly | $99.00 | per month |
| Blynk PRO (500 users) Monthly | $299.99 | per month |

**What reviewers like**

- 🚀 Easy to use
- 🚀 Powerful IoT platform
- 🚀 Efficient for rapid prototyping
- 👍 Great for hobbyists and businesses
- 👍 Stable and reliable

**What reviewers complain about**

- 💰 Expensive subscription model
- 🐛 Unstable, crashes frequently
- 🤔 Confusing for beginners
- 🤔 Lacks flexibility compared to legacy version
- 🤔 Limited free features

**Reported bugs**

- Connectivity issues with devices
- Widgets not working as expected
- Account deletion without warning
- Incompatibility with older hardware

**Requested features**

- Dark mode option
- Bluetooth support
- Better documentation and tutorials
- Restore legacy app functionality
- Affordable pricing for hobbyists


### Callny Control

[App page](https://appshunter.io/ios/app/callny-control/id1663693039)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Blynk IoT free?

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

### Is Callny Control free?

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

### Do Blynk IoT or Callny Control have ads?

Neither Blynk IoT nor Callny Control shows ads.

### Which is updated more often, Blynk IoT or Callny Control?

Blynk IoT ships an update monthly, and Callny Control every 30 months. Most recently, Blynk IoT was updated on September 27, 2026 and Callny Control on September 9, 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.*