CloudLabs How Do We Hear? vs GridMath
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CloudLabs How Do We Hear?
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In this simulation, you will be able to interact with elements and materials that allow you to build a scale model of the organ of hearing. In this way, you will be able to observe and experience how the listening process occurs when a sound wave passes through this organ.
GridMath
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GridMath generates quick, random, printable math worksheets for grades K–3. Choose addition, subtraction, multiplication and/or division, set the result range and problems per page, then get crisp PDFs ready to print or share—entirely offline. Beyond generation, the app keeps a local library of your worksheets, lets you open, reprint or delete files, and helps you track progress with per-sheet results (correct answers, time, effort) and summary trends. No account required. Woks offline.
Screenshots
Verdict
The clearest difference is in-app purchases: CloudLabs How Do We Hear? at none against GridMath's 3. CloudLabs How Do We Hear? also leads on iOS requirement (10.0 vs 13.0). 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. GridMath sells 3 one-off in-app purchases. CloudLabs How Do We Hear? asks for nothing beyond the download.
| Parameter | CloudLabs How Do We Hear? | GridMath |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Daily |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 325 MB | 34 MB |
| Age rating | 17+ | 4+ |
| Developer | Jiovany Orozco | Wojciech Szczurek |
In-app purchases
CloudLabs How Do We Hear?
No in-app purchases
GridMath
- 30 Tokens$2.99
- 50 Tokens$4.99
- 100 Tokens$5.99
