mathekalk vs Bug Identifier
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
mathekalk
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In der App können algebraische Terme, Variablen, Gleichungen und Funktionen interaktiv aufgebaut und algebraisch korrekt umgeformt werden. Zahlen werden durch Kugeln, Variablen und Klammern durch Boxen dargestellt. Ziel ist der Aufbau von Grundvorstellungen im Algebraunterricht.
Bug Identifier
Instantly identify insects by taking a photo or uploading an image. Access a vast database with detailed information on thousands of species. Offers a user-friendly interface for quick and accurate insect recognition.
- Instant AI-powered insect identification
- Identify from photo or camera
- Extensive database of 7,000+ species
- Detailed insect information
- User-friendly interface
- Ad-free premium experience
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Do you need to identify an insect accurately and quickly? With Insect ID, it's easier than ever before. Simply take a photo or upload an image of the insect, and receive detailed information with just one tap. Our insect identification is powered by the latest artificial intelligence technology, ensuring the highest accuracy of results. FEATURES - Instantly identify insects from a photo or directly using your camera with a single tap. - Access to an extensive database of insects, featuring around 7,000 species. - Receive detailed information about each identified insect. - Enjoy a user-friendly and intuitive interface for easy navigation. SUBSCRIPTIONS Yearly Premium Duration: 1 year (includes a 3-day free trial) Weekly Premium Duration: 7 days (includes a 3-day free trial) Insect ID Premium offers unlimited insect identifications, expert answers from entomologists, comprehensive insect information, and a completely ad-free experience without any watermarks. - Payment will be charged to your iTunes Account at confirmation of purchase. - Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. - Your account will be charged for renewal within 24 hours prior to the end of the current period, and the cost of the renewal will be identified. - Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription to that publication, where applicable. - You can manage your subscription and turn off auto-renewal by going to your Account Settings after purchase. Terms of Use: https://insectidpro.xyz/terms-of-use Privacy Policy: https://insectidpro.xyz/privacy-policy
Screenshots
Verdict
The clearest difference is in-app purchases: mathekalk at none against Bug Identifier's 3. Bug Identifier's advantage is update cadence (every 9 days vs every 2 months) and iOS requirement (12.0 vs 17). 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. Bug Identifier sells 3 in-app purchases, starting at $4.99 per 7 days. mathekalk asks for nothing beyond the download.
mathekalk ships an update every 2 months, Bug Identifier every 9 days. Both last shipped on October 24, 2026.
| Parameter | mathekalk | Bug Identifier |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.7 (19 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 19 — better |
| Update frequency | Every 2 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 17 | 12.0 — better |
| Further details — not scored | ||
| Size | 22 MB | 63 MB |
| Age rating | 4+ | 4+ |
| Developer | Stephan Engelhard | Adrian Grotek |
In-app purchases
mathekalk
No in-app purchases
Bug Identifier
- Weekly Subscription3 Days trial$4.997 Days
- Weekly Subscription3 Days trial$9.997 Days
- Annual Subscription3 Days trial$49.991 Year
Questions
Is mathekalk free?
Is Bug Identifier free?
Do mathekalk or Bug Identifier have ads?
Which is updated more often, mathekalk or Bug Identifier?
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