Terrafin Mobile vs Catalysst SoCal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Terrafin Mobile
Access detailed marine data, including sea surface temperature, chlorophyll, and currents, for fishing, diving, and research. Download charts for offline use and track your vessel's location in real-time.
- Offline chart downloads
- Real-time vessel tracking
- Latitude/Longitude/Temperature readings
- Mark waypoints
- Distance & Bearing calculations
- Sea Surface Temperature charts
- Chlorophyll/Ocean Color charts
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Terrafin has provided key satellite data online for anglers, divers, and researchers since 1998. Now, Terrafin Mobile gives subscribers easy access to this data from your iPhone or iPad. Note: The Terrafin Mobile app installs with an assortment of sample charts, that you can use to try the various features. Access to current data requires an active subscription to the Terrafin website, available @ $119/year. Terrafin Mobile Features: • Browse Terrafin website to easily select charts. • Charts are downloaded to device for use offline. • Tap and drag cursor for accurate positioning. • Latitude / Longitude / Temperature readings at cursor. • Mark waypoints. • Distance & Bearing to waypoint or cursor. • Real time vessel location and track displayed on chart (GPS enabled device required). Data available with Terrafin Mobile • Hi Res (1.1km) Sea Surface Temperature Charts, updated multiple times daily. • Hi Res (1.1km) Chlorophyll / Ocean Color Charts, updated daily. • Altimetry (Sea Surface Height) Charts, updated daily. • Geostrophic Currents Charts, updated daily. • CloudFree SST charts, updated daily. • LEO 1 Day Composite SST charts, updated daily. Areas of Coverage: • U.S. East, West, and Gulf Coasts • Alaska & Hawaii • Caribbean & Bermuda • Mexico, including Baja and Sea of Cortez • Central America (Pacific Coast) • Venezuela • Brazil • Australia East Coast • Northwest Africa SAVE FUEL – SAVE $$$ - CATCH MORE FISH!
Catalysst SoCal
Access real-time fishing intelligence for Southern California's offshore waters. View live fleet tracking, satellite maps, catch reports, and GPS fishing spots. A subscription unlocks full access with a free trial.
- Live fishing-fleet tracking (AIS)
- Sea-surface temperature & chlorophyll maps
- Captain and fleet catch reports
- GPS fishing spots
- Offshore-ready map
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Catalysst SoCal is real-time fishing intelligence for Southern California's offshore waters. • Live fishing-fleet tracking (AIS) — see where the boats are working • Daily sea-surface temperature & chlorophyll satellite maps • Captain and fleet catch reports, updated throughout the day • GPS fishing spots and Catalina Island waypoints • A fast, offshore-ready map built for the SoCal bite Subscribe in-app for full access — 7-day free trial, then $17.99/month. Payment is charged to your Apple ID at confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://socal.catalysst.net/privacy
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Verdict
The clearest difference is chart position: Terrafin Mobile at #74 against Catalysst SoCal's unranked. On price, rating, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Terrafin Mobile sells 1 one-off in-app purchase and Catalysst SoCal sells 1 in-app purchase, starting at $17.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Terrafin Mobile against 5.0 for Catalysst SoCal. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
| Parameter | Terrafin Mobile | Catalysst SoCal |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 36.4% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 6 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | Subscription |
| Best chart rank | #74 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 47 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Terrafin Satellite Imaging | Chasing Pelagics LLC |
In-app purchases
Terrafin Mobile
- Terrafin Membership 12 Months$119.00
Catalysst SoCal
- SoCal Fishing Intelligence7 Days trial$17.991 Month
Questions
Is Terrafin Mobile free?
Is Catalysst SoCal free?
Which has better reviews, Terrafin Mobile or Catalysst SoCal?
Do Terrafin Mobile or Catalysst SoCal have ads?
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