# My Solar vs Hitemp

The clearest difference is review sentiment: My Solar at 38% against Hitemp's 6%. Hitemp's advantage is update cadence (every 2 months vs every 57 months) and monetization model (free vs ad-supported). 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.

My Solar ships an update every 57 months, Hitemp every 2 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | My Solar | Hitemp |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **38.2% of reviews** | 6.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 57 months | **Every 2 months** |
| Monetization | Ad-supported | **Free** |
| Size | 1 MB | 34 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Solar Analytics](https://appshunter.io/developer/1229560208) | [展悦 梁](https://appshunter.io/developer/982085158) |

## What reviewers say

### My Solar

[App page](https://appshunter.io/ios/app/my-solar/id1229560209)

Track your rooftop solar system's performance and optimize your energy usage. Get personalized recommendations for energy plans, analyze your bills, and understand if a battery is a good investment. Monitor your savings and receive alerts for system attention.

**Highlights:** Personalized energy plan recommendations, Household energy usage tracking, Electricity bill analysis, Battery calculator, Solar savings monitoring, Automated alerts and notifications

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

**In-app purchases:** none


### Hitemp

[App page](https://appshunter.io/ios/app/hitemp/id1512533849)

Remotely manage your heat pump water heater with this app. Control startup, shutdown, temperature, and modes. It also monitors unit status and alerts you to faults.

**Highlights:** Remote startup & shutdown, Temperature setting, Mode switching, Operation status recording, Fault alarms

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

**In-app purchases:** none


## Frequently asked questions

### Is My Solar free?

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

### Is Hitemp free?

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

### Do My Solar or Hitemp have ads?

Neither My Solar nor Hitemp shows ads.

### Which is updated more often, My Solar or Hitemp?

My Solar ships an update every 57 months, and Hitemp every 2 months. Most recently, My Solar was updated on October 20, 2026 and Hitemp on October 24, 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.*