# PV Solar Forecast vs Axpert Flutter

The clearest difference is in-app purchases: Axpert Flutter at none against PV Solar Forecast's 4. Axpert Flutter also leads on ads (none vs shown). PV Solar Forecast's advantage is iOS requirement (13.0 vs 15.6). On price, update cadence and device support there is nothing between them.

Both are free to download. PV Solar Forecast sells 2 in-app purchases, starting at $9.99 per month. Axpert Flutter asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | PV Solar Forecast | Axpert Flutter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (43 ratings)](https://appshunter.io/ios/app/pv-solar-forecast/id1496274910/reviews)** | — |
| Number of ratings | **43** | — |
| Positive reviews | 21.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 46 MB | 81 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Igor Ilijovski](https://appshunter.io/developer/1492982127) | [Narasimha Nathesh Rao](https://appshunter.io/developer/1457951845) |

## What reviewers say

### PV Solar Forecast

[App page](https://appshunter.io/ios/app/pv-solar-forecast/id1496274910)

Predict your solar power generation for up to 360 hours and 15 days ahead. This tool helps you save energy and money by planning appliance usage, EV charging, and understanding your system's output. It also provides detailed weather forecasts and data export options.

**Highlights:** 360-hour solar production forecast, 15-day daily solar production forecast, 12-month monthly generation forecasts, CSV data export, Current power estimation, Global location forecasting, Hourly weather forecast

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all features | $9.99 | per month |
| Unlock all features | $39.99 | per year |


### Axpert Flutter

[App page](https://appshunter.io/ios/app/axpert-flutter/id1668526021)

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

**In-app purchases:** none


## Frequently asked questions

### Is PV Solar Forecast free?

PV Solar Forecast is free to download, with in-app purchases available.

### Is Axpert Flutter free?

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

### Do PV Solar Forecast or Axpert Flutter have ads?

PV Solar Forecast shows ads; Axpert Flutter does not.

### Which is updated more often, PV Solar Forecast or Axpert Flutter?

PV Solar Forecast ships an update every 3 months, and Axpert Flutter every 3 months. Most recently, PV Solar Forecast was updated on October 25, 2026 and Axpert Flutter on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*