# BattCheck vs HeatNext

The clearest difference is in-app purchases: BattCheck at none against HeatNext's 4. On price, update cadence, ads and device support there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on July 31, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | BattCheck | HeatNext |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 3 MB | 32 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TBS Group Corporation](https://appshunter.io/developer/1440250784) | [Nomnio](https://appshunter.io/developer/1440372439) |

## What reviewers say

### BattCheck

[App page](https://appshunter.io/ios/app/battcheck/id1260889667)

Monitor battery systems from 6V to 24V, tracking capacity, status, and charging in real-time. Receive instant alerts for low voltage or overcharging directly on your smartphone.

**Highlights:** Supports 6V, 12V, 24V battery systems, Records up to 5 batteries, Real-time capacity and status tracking, Charging records, Low voltage alerts, High charging voltage alerts

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is BattCheck free?

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

### Is HeatNext free?

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

### Do BattCheck or HeatNext have ads?

Neither BattCheck nor HeatNext shows ads.

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

BattCheck ships an update every 2 months, and HeatNext every 2 months. Most recently, BattCheck was updated on July 31, 2026 and HeatNext on September 15, 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.*