PhiMasterClass vs StoneID Rock Identifier
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PhiMasterClass
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PhiMasterClass mobile application provides two amazing functionalities for the visitors of Masterclass 2019 event: Voting after each presentation - users are able to vote for the right answers via Phimasterclass mobile application Ordering of products - users are able to order products directly from the app and their orders will be prepared for purchasing in the Phishop store on the event Welcome to the Masterclass !
StoneID Rock Identifier
Identify rocks, stones, and gems using their scientific properties. Explore detailed descriptions, high-quality images, and advanced filters. Perfect for students, collectors, and outdoor enthusiasts interested in geology.
- Identify rocks by scientific properties
- Filter and compare rocks by geological criteria
- In-depth descriptions and high-quality images
- Advanced scientific filters
- Pocket geologist functionality
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Easily identify rocks based on key properties like rock type, grain size, hardness, Mohs scale, color, and foliation. Use advanced filters to explore rocks by scientific features, and dive into detailed descriptions with high qualiy images. Uncover the secrets of rocks with an app designed for geology lovers of all ages! With our app, you can: Identify rocks by their scientific properties Filter and compare rocks based on geological criteria Learn through in-depth descriptions and stunning images Enjoy a perfect tool for students, collectors, and outdoor explorers Turn your phone into a pocket geologist—start identifying and learning today! We'd love to hear from you! E-mail: kesiflerdunyasi@gmail.com Website: https://kesiflerdunyasi.com Privacy Policy: https://kesiflerdunyasi.com/privacyPolicy.html Terms of Use, Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: PhiMasterClass at none against StoneID Rock Identifier's 3. PhiMasterClass also leads on update cadence (every 2 days vs every 6 months) and iOS requirement (11.0 vs 18.1). On price, ads and device support 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. StoneID Rock Identifier sells 3 in-app purchases, starting at $3.99 per 7 days. PhiMasterClass asks for nothing beyond the download.
PhiMasterClass ships an update every 2 days, StoneID Rock Identifier every 6 months. The most recent releases landed on October 4, 2026 and September 29, 2026 respectively.
| Parameter | PhiMasterClass | StoneID Rock Identifier |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.5 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 days — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 18.1 |
| Further details — not scored | ||
| Size | 66 MB | 88 MB |
| Age rating | 4+ | 4+ |
| Developer | Branko Babic | Kesifler Dunyasi Ltd. |
In-app purchases
PhiMasterClass
No in-app purchases
StoneID Rock Identifier
- Weekly Subscription3 Days trial$3.997 Days
- Monthly Subscription3 Days trial$5.991 Month
- Annual Subscription3 Days trial$9.991 Year
Questions
Is PhiMasterClass free?
Is StoneID Rock Identifier free?
Do PhiMasterClass or StoneID Rock Identifier have ads?
Which is updated more often, PhiMasterClass or StoneID Rock Identifier?
Other comparisons
