# Green Wave Solar vs TagSpaces

The clearest difference is in-app purchases: Green Wave Solar at none against TagSpaces's 1. Green Wave Solar also leads on iOS requirement (13.4 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. TagSpaces sells 1 one-off in-app purchase. Green Wave Solar asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Green Wave Solar | TagSpaces |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/tagspaces/id6779178134/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 56 MB | 219 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AHASOLAR TECHNOLOGIES LIMITED](https://appshunter.io/developer/1632224285) | [TagSpaces GmbH](https://appshunter.io/developer/1008944432) |

## What reviewers say

### Green Wave Solar

[App page](https://appshunter.io/ios/app/green-wave-solar/id1547421817)

**Features:** macOS Compatibility

**In-app purchases:** none


### TagSpaces

[App page](https://appshunter.io/ios/app/tagspaces/id6779178134)

Organize your files, notes, and documents with tags and plain text. Keep your data private and offline, with no tracking or cloud lock-in. Access and manage all your content directly on your device or in your iCloud Drive.

**Highlights:** Organize with tags, Search by name or tags, Create notes in plain text, Markdown, or HTML, View media files, 100% offline functionality, Open source core

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TagSpaces Pro | $29.99 | one-time |


## Frequently asked questions

### Is Green Wave Solar free?

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

### Is TagSpaces free?

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

### Do Green Wave Solar or TagSpaces have ads?

Neither Green Wave Solar nor TagSpaces shows ads.

### Which is updated more often, Green Wave Solar or TagSpaces?

Green Wave Solar ships an update every 3 weeks, and TagSpaces every 3 weeks. Most recently, Green Wave Solar was updated on October 27, 2026 and TagSpaces on October 25, 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.*