iMedJelly vs tm alert
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iMedJelly
Get real-time jellyfish presence data for Catalan beaches, including species, abundance, and risk levels. Learn first aid protocols for stings and connect with experts for personalized follow-up. Contribute to citizen science by reporting your sightings.
- Daily jellyfish presence reports
- Species and abundance information
- Risk level for bathers
- First aid protocols for stings
- Expert contact for follow-up
- Jellyfish species identification
- Citizen science reporting
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iMedJelly is an application that provides daily and real-time information about the jellyfish presence on the catalan coast. In this application you will find: • Daily report of the state and jellyfish presence on the beaches (species and abundance) of the catalan coast during the summer season. Information is validated by experts from the Institute of Marine Sciences (ICM-CSIC) in real time. Information includes the species, its abundance and the risk level that this represents for bathers. • First aid protocols in case of jellyfish sting for the most frequent species of the Spanish Mediterranean coast. • Contact form for the bathers affected by stings to communicate with the experts in dermatology and toxicology of the Hospital Clinic of Barcelona to carry out a personalized follow-up of the stings. These data will also help in the research carried out in the framework of the RECLAIMED Project. • Detailed information on the most frequent species of jellyfish and gelatinous animals of the Spanish Mediterranean coast, as well as a species image gallery to facilitate identification. • Citizen Science Section called “Get involved” with forms to send your sightings and photographs to the experts of the Institute of Marine Sciences - CSIC. • Website available at www.medjelly.com Offered by Institut de Ciències del Mar – CSIC
tm alert
Get real-time traffic updates, accident reports, and roadwork notifications from Transport Malta. This app uses your location to display nearby transport information, including cycle lanes and EV charging stations, on a color-coded map.
- Live traffic updates
- User reporting for accidents and traffic
- Direct updates from TM Control Room
- Accident and roadwork notifications
- Cycle routes and TenT Network display
- EV charging station locations
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Transport Malta through this app can reach the end users in providing real time information on traffic flow, reporting of accidents and notify end users on any road works underway. The App will be using the device’s current location to load Transport related information in the vicinity, and load additional geospatial data available ie TenT Network, Charging Pillars location, Cycle Lanes, Accident Locations and Roadworks. The map incorporates real-time traffic updates, ensuring that users are aware of any delays or congestions on their routes. This realtime information is directly provided and verified by the Control Centre of Transport Malta. Users can view colour-coded overlays on the map provided by Google Map, indicating the possible current traffic conditions and potential areas of congestion. Users can also utilise the App to notify the Control Centre on heavy traffic and any accidents. Notable features: Live Traffic Updates • User Reporting / Accidents and Heavy Traffic • Live Updates coming from TM Control Room • Accident Locations • Roadwork updates • Cycle Routes • TenT Network • Charging Dock locations for EV users
Screenshots
Verdict
The clearest difference is review sentiment: tm alert at 33% against iMedJelly's 24%. iMedJelly's advantage is iOS requirement (8.0 vs 16.6). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 21, 2026 and September 15, 2026 respectively.
| Parameter | iMedJelly | tm alert |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 23.6% of reviews | 33.3% of reviews — better |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 8.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 35 MB | 37 MB |
| Age rating | 4+ | 12+ |
| Developer | Bahía Software | Vioside |
Customer experience
iMedJelly
tm alert
In-app purchases
iMedJelly
No in-app purchases
tm alert
No in-app purchases









