# On vs Nansen Solar

The clearest difference is iOS requirement: On at 9.0 against Nansen Solar's 15.0. On price, update cadence, 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.

On ships an update every 3 weeks, Nansen Solar every 6 weeks. The most recent releases landed on September 12, 2026 and August 29, 2026 respectively.

## The numbers

| Metric | On | Nansen Solar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/on-charge/id6443683498/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free | — |
| Size | 69 MB | 136 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [On Charge](https://appshunter.io/developer/1648351173) | [鑫 俞](https://appshunter.io/developer/1714265333) |

## What reviewers say

### On

[App page](https://appshunter.io/ios/app/on-charge/id6443683498)

This app helps electric vehicle owners manage their charging sessions. It provides real-time data on energy consumption and costs, locates nearby charging stations, and allows for remote control of charging. Users can track their charging history and view insightful statistics.

**Highlights:** Locate nearby charging stations, Start/Stop charging sessions, Real-time energy and cost tracking, Charging history and statistics, Environmental impact indicator, QR Code station lookup

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

**In-app purchases:** none


### Nansen Solar

[App page](https://appshunter.io/ios/app/nansen-solar/id6472117388)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is On free?

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

### Is Nansen Solar free?

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

### Do On or Nansen Solar have ads?

Neither On nor Nansen Solar shows ads.

### Which is updated more often, On or Nansen Solar?

On ships an update every 3 weeks, and Nansen Solar every 6 weeks. Most recently, On was updated on September 12, 2026 and Nansen Solar on August 29, 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.*