# Actual Currents vs MagmaSync

The clearest difference is in-app purchases: MagmaSync at none against Actual Currents's 3. MagmaSync also leads on review sentiment (88% vs 60%) and rating (4.9 vs 4.7). Actual Currents's advantage is iOS requirement (15.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Actual Currents sells 3 in-app purchases, starting at $2.99 per month. MagmaSync asks for nothing beyond the download.

MagmaSync holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: MagmaSync has 184 ratings behind it against 20, so its average is the more settled of the two. Written reviews point the same way: 60% of Actual Currents's written reviews are positive against 88% of MagmaSync's.

Actual Currents ships an update fortnightly, MagmaSync weekly. The most recent releases landed on October 13, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Actual Currents | MagmaSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (20 ratings)](https://appshunter.io/ios/app/actual-currents/id6761431005/reviews) | **[4.9 (184 ratings)](https://appshunter.io/ios/app/magmasync-volcano-tracker/id6761513082/reviews)** |
| Number of ratings | 20 | **184** |
| Positive reviews | 60.0% of reviews | **87.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | — | **#187** |
| Size | 22 MB | 33 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Luka Catipovic](https://appshunter.io/developer/1889586305) | [Shuangquan Li](https://appshunter.io/developer/1007061168) |

## What reviewers say

### Actual Currents

[App page](https://appshunter.io/ios/app/actual-currents/id6761431005)

Visualize real-time tidal currents with animated particles and a detailed heatmap on an interactive nautical map. Plan your trips with confidence by scrubbing through time to see how currents change throughout the day, with options for global ocean currents and wind overlays.

**Highlights:** Animated tidal current visualization, Real-time wind overlay, Interactive nautical map, Time scrubber for predictions, Route planning with current analysis, Global ocean currents view

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro monthly | $2.99 | per month |
| Unlimited monthly | $4.99 | per month |
| Unlimited Yearly | $39.99 | per year |


### MagmaSync

[App page](https://appshunter.io/ios/app/magmasync-volcano-tracker/id6761513082)

**Currently charting:** #187 Top Free · Weather (US App Store)

Get real-time updates on Kilauea volcano activity, including eruption status, forecasts, and observatory messages. View live camera feeds, ground deformation data, and summit weather. Features AI-powered summaries and multi-language translation.

**Highlights:** Real-time alert level and color code, Official observatory messages, Eruption status tracking, AI-powered eruption forecasts, Push notifications for alerts, Live volcano camera feeds, Ground deformation plots, Summit weather conditions

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Actual Currents free?

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

### Is MagmaSync free?

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

### Which has better reviews, Actual Currents or MagmaSync?

MagmaSync is rated higher. Actual Currents averages 4.7 out of 5 from 20 ratings, while MagmaSync averages 4.9 from 184 ratings.

### Do Actual Currents or MagmaSync have ads?

Neither Actual Currents nor MagmaSync shows ads.

### Which is updated more often, Actual Currents or MagmaSync?

Actual Currents ships an update fortnightly, and MagmaSync weekly. Most recently, Actual Currents was updated on October 13, 2026 and MagmaSync on October 17, 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.*