# HeatNext vs PKMap

The clearest difference is in-app purchases: PKMap at none against HeatNext's 4. PKMap also leads on update cadence (fortnightly vs every 2 months). HeatNext's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price and ads there is nothing between them.

Both are free to download. HeatNext sells 4 in-app purchases, starting at $1.99 per month. PKMap asks for nothing beyond the download.

HeatNext ships an update every 2 months, PKMap fortnightly. The most recent releases landed on September 15, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | HeatNext | PKMap |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 32 MB | 226 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nomnio](https://appshunter.io/developer/1440372439) | [Powerking Chiptuning](https://appshunter.io/developer/1513738417) |

## What reviewers say

### HeatNext

[App page](https://appshunter.io/ios/app/heatnext/id1440372440)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Package | $1.99 | per month |
| Advanced Package | $3.99 | per month |
| Plus Package | $18.99 | per year |
| Advanced Package | $37.99 | per year |


### PKMap

[App page](https://appshunter.io/ios/app/pkmap/id1515877333)

This app allows users to modify and manage PowerKing engine control units via Bluetooth. It intuitively recognizes connected models and offers flexible adjustments to parameters like fuel pressure, turbo pressure, and accelerator pedal response.

**Highlights:** Bluetooth connectivity for PowerKing ECUs, Automatic ECU model recognition, Adjustable fuel pressure, Adjustable turbo pressure, Adjustable accelerator pedal reactivity, Intuitive parameter modification

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HeatNext free?

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

### Is PKMap free?

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

### Do HeatNext or PKMap have ads?

Neither HeatNext nor PKMap shows ads.

### Which is updated more often, HeatNext or PKMap?

HeatNext ships an update every 2 months, and PKMap fortnightly. Most recently, HeatNext was updated on September 15, 2026 and PKMap on September 8, 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.*