# Umbra Sphere vs Roamlog

The clearest difference is in-app purchases: Roamlog at none against Umbra Sphere's 3. Roamlog also leads on update cadence (every 5 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Umbra Sphere sells 3 one-off in-app purchases. Roamlog asks for nothing beyond the download.

Umbra Sphere ships an update every 2 weeks, Roamlog every 5 days. The most recent releases landed on September 27, 2026 and April 23, 2026 respectively.

## The numbers

| Metric | Umbra Sphere | Roamlog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Size | 164 MB | 2 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [劼 赵](https://appshunter.io/developer/1552332001) | [Julia Sakalus](https://appshunter.io/developer/1864415251) |

## What reviewers say

### Umbra Sphere

[App page](https://appshunter.io/ios/app/umbra-sphere/id6753129532)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $3.99 | one-time |
| Generous Tip | $7.99 | one-time |
| Unlock All Features | $24.99 | one-time |


### Roamlog

[App page](https://appshunter.io/ios/app/roamlog/id6757253571)

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

**In-app purchases:** none


## Frequently asked questions

### Is Umbra Sphere free?

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

### Is Roamlog free?

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

### Do Umbra Sphere or Roamlog have ads?

Neither Umbra Sphere nor Roamlog shows ads.

### Which is updated more often, Umbra Sphere or Roamlog?

Umbra Sphere ships an update every 2 weeks, and Roamlog every 5 days. Most recently, Umbra Sphere was updated on September 27, 2026 and Roamlog on April 23, 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.*