# CraftStrom vs iSPT

The clearest difference is rating: iSPT at 5.0 against CraftStrom's 3.6. iSPT also leads on update cadence (every 4 days vs every 2 months) and iOS requirement (12.0 vs 15.1). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

iSPT holds the better App Store score, 5.0 against 3.6. Both are backed by a comparable volume of ratings — 5 and 3 respectively.

CraftStrom ships an update every 2 months, iSPT every 4 days. The most recent releases landed on September 7, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | CraftStrom | iSPT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (5 ratings)](https://appshunter.io/ios/app/craftstrom/id1459388938/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/ispt/id6702013285/reviews)** |
| Number of ratings | **5** | 3 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free | Free |
| Size | 43 MB | 66 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CraftStrom Limited](https://appshunter.io/developer/1459388937) | [STORED POWER TECHNOLOGY INC](https://appshunter.io/developer/1769568432) |

## What reviewers say

### CraftStrom

[App page](https://appshunter.io/ios/app/craftstrom/id1459388938)

Easily set up, monitor, and control your home's renewable energy system. This app provides a user-friendly interface for managing solar panels and battery storage.

**Highlights:** Set up renewable energy systems, Monitor solar panel performance, Control battery storage, User-friendly interface, Manage home energy

**Features:** macOS Compatibility

**In-app purchases:** none


### iSPT

[App page](https://appshunter.io/ios/app/ispt/id6702013285)

This app provides comprehensive control and real-time monitoring for energy storage systems. Users can easily track device status, energy usage, and inverter performance from anywhere. It empowers users to optimize their energy solutions for reliable and efficient operation.

**Highlights:** Real-time energy storage system monitoring, Home dashboard for operational status, Off-grid and grid-connected tracking, Detailed inverter performance data, Energy usage and power level insights

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CraftStrom free?

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

### Is iSPT free?

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

### Which has better reviews, CraftStrom or iSPT?

iSPT is rated higher. CraftStrom averages 3.6 out of 5 from 5 ratings, while iSPT averages 5.0 from 3 ratings.

### Do CraftStrom or iSPT have ads?

Neither CraftStrom nor iSPT shows ads.

### Which is updated more often, CraftStrom or iSPT?

CraftStrom ships an update every 2 months, and iSPT every 4 days. Most recently, CraftStrom was updated on September 7, 2026 and iSPT on June 2, 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.*