# obALu vs Solspot

The clearest difference is update cadence: Solspot at every 10 days against obALu's every 6 weeks. obALu's advantage is iOS requirement (14.0 vs 18.0). 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.

obALu ships an update every 6 weeks, Solspot every 10 days. The most recent releases landed on October 3, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | obALu | Solspot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 10 days** |
| Size | 15 MB | 36 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [pironex GmbH](https://appshunter.io/developer/1003725747) | [Bald Software Development Studio UG](https://appshunter.io/developer/1732710280) |

## What reviewers say

### obALu

[App page](https://appshunter.io/ios/app/obalu/id1492298295)

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

**In-app purchases:** none


### Solspot

[App page](https://appshunter.io/ios/app/solspot-plant-light-meter/id6799176705)

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

**In-app purchases:** none


## Frequently asked questions

### Is obALu free?

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

### Is Solspot free?

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

### Do obALu or Solspot have ads?

Neither obALu nor Solspot shows ads.

### Which is updated more often, obALu or Solspot?

obALu ships an update every 6 weeks, and Solspot every 10 days. Most recently, obALu was updated on October 3, 2026 and Solspot on October 11, 2026.

---

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