Comparison

Mosquito Alert vs Stone Identifier

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Mosquito Alert

Contribute to global mosquito research by reporting observations, breeding sites, and bites. Help scientists understand mosquito ecology and disease transmission. Validate photos from other users and learn to identify species.

Highlights
  • Report mosquito observations
  • Identify breeding sites
  • Record mosquito bites
  • Validate participant photos
  • Learn mosquito identification
  • View public observation map
Features
Read full description

Join the world's largest mosquito surveillance network. Contribute to the study and monitoring of invasive mosquitoes and mosquitoes of epidemiological interest with the Mosquito Alert app. With it you will be able to report mosquito observations, mosquito breeding sites, and keep a record of mosquito bites. By sharing your observations, you will be providing information that scientists can use in their research to better understand the ecology of mosquitoes, disease transmission, and provide data to improve their management. Mosquito Alert is a citizen science project coordinated by several public research centers, CEAB-CSIC, UPF and CREAF, whose objective is to study, monitor and fight against the spread of disease-carrying mosquitoes. What can you do with the app? -Notify the presence of mosquitoes: -Identify their breeding places in your area -Notify when you receive a bite -Validate the photos of other participants A community of more than 50 international expert entomologists will validate the photos you send to the platform, thus being able to learn to identify the mosquito species of health interest. All observations are made public on the Mosquito Alert map website, where they can be viewed and downloaded, as well as exploring the models developed from the contributions of the participants. Your contributions are very useful for science! The Mosquito Alert app is available in more than 17 European languages: Spanish, Catalan, English, Albanian, German, Bulgarian, Croatian, Dutch, French, Greek, Hungarian, Italian, Luxembourgish, Macedonian, Portuguese, Romanian, Serbian, Slovenian, Turkish . ---------------------------------------------- For more information, visit http://www.mosquitoalert.com/en/ or follow us on social networks: Twitter @Mosquito_Alert ----------------------------------------------

About

Stone Identifier

Instantly identify rocks, stones, gems, and crystals by taking a photo or uploading an image. Get accurate results in seconds with a rich database and user-friendly interface. Perfect for both geologists and enthusiasts.

Highlights
  • Identify Rocks, Gems, and Crystals
  • Accurate identification results
  • Fast and convenient tool
  • Extensive learning database
  • User-friendly interface
  • Record geological findings
Features
Read full description

Rock Identifier app will help you to identify the most common Rocks, Stones, Gems & Crystals - just take a photo or download from the gallery and get the result in a couple of seconds. It doesn't matter who you are - a geologist or just an amateur seeker - this app is suitable for absolutely everyone. If you want to get the necessary and accurate information about stones, crystals and gems in the most convenient way for you, then this is exactly what you were looking for. Rock Identifier app features: - Identification of Rocks, Gems and Crystals - Accurate results of identification. - Convinient and fast tool which is always at hand. - Rich learning database of Rocks, Gems & Crystals. - Beautiful & user-friendly interface. - Possibility to record your geological findings and observations. Terms of Use: https://appslabs.org/terms-of-service/ Privacy Policy: https://appslabs.org/privacy-policy/

Screenshots

Mosquito Alert4 screens
Stone Identifier4 screens

Verdict

The call

The clearest difference is in-app purchases: Mosquito Alert at none against Stone Identifier's 10. Mosquito Alert also leads on ads (none vs shown). Stone Identifier's advantage is rating (4.3 vs 3.9) and ratings volume (1.1K vs 8). On price, update cadence, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Stone Identifier sells 10 in-app purchases, starting at $2.99 per 7 days. Mosquito Alert asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Stone Identifier holds the better App Store score, 4.3 against 3.9. That said, the two scores are not equally well evidenced: Stone Identifier has 1.1K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 0% of Mosquito Alert's written reviews are positive against 23% of Stone Identifier's.

UpkeepUpdate frequency

Mosquito Alert ships an update every 2 months, Stone Identifier every 3 months. The most recent releases landed on November 11, 2026 and November 12, 2026 respectively.

Scorecard6 real differences · 4 level
Mosquito Alert versus Stone Identifier: the parameters behind the verdict, then further details
ParameterMosquito AlertStone Identifier
PriceFreeFree
Rating3.9 (8 ratings)4.3 (1.1K ratings) — better
Positive reviews0.0% of reviews23.0% of reviews — better
Number of ratings81.1K — better
Update frequencyEvery 2 months — betterEvery 3 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone
Requires iOS17.016.6 — better
Further details — not scored
Size56 MB64 MB
Age rating4+4+
DeveloperJohn PalmerAppSLabs OU

Customer experience

Mosquito Alert

All ratings7 ratings
Positive71.4%
Neutral0.0%
Negative28.6%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Stone Identifier

All ratings1,061 ratings
Positive81.8%
Neutral4.7%
Negative13.5%
Written reviews87 reviews
Positive23.0%
Neutral4.6%
Negative72.4%

Bugs and requests

Mosquito Alert

Not enough reviews yet to summarise bugs or requests.

Stone Identifier

Reported bugs

2 issues
  • Misidentifies known mineral samples
  • Provides incorrect or confusing results

Requested features

4 requests
  • Expand free scan limit
  • Improve accuracy and precision
  • Add history/save feature
  • Enhance identification for rare/mixed gems

In-app purchases

None

Mosquito Alert

No in-app purchases

10 purchases

Stone Identifier

Subscriptions10
  • Rock Identifier3 Days trial$2.997 Days
  • Rock ID$2.997 Days
  • Rock Identifier3 Days trial$6.997 Days
Show 7 more
  • Rock ID$6.997 Days
  • Sale annual subscription$9.991 Year
  • Rock Identifier$9.991 Month
  • Stone ID$14.991 Month
  • Stone Identifier$19.991 Year
  • Rock ID$19.991 Year
  • Stone Identifier$39.991 Year

Questions

Is Mosquito Alert free?
Mosquito Alert is free to download, with no in-app purchases.
Is Stone Identifier free?
Stone Identifier is free to download, with in-app purchases available.
Which has better reviews, Mosquito Alert or Stone Identifier?
Stone Identifier is rated higher. Mosquito Alert averages 3.9 out of 5 from 8 ratings, while Stone Identifier averages 4.3 from 1.1K ratings.
Do Mosquito Alert or Stone Identifier have ads?
Stone Identifier shows ads; Mosquito Alert does not.
Which is updated more often, Mosquito Alert or Stone Identifier?
Mosquito Alert ships an update every 2 months, and Stone Identifier every 3 months. Most recently, Mosquito Alert was updated on November 11, 2026 and Stone Identifier on November 12, 2026.

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