Deváťáci vs Average.app
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Deváťáci
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Deváťáci - apka plná výhod pro všechny deváťáky. Stáhněte si aplikaci Deváťáci, založte si třídu, spojte se a chatujte se svými spolužáky, získejte zdarma STUDENT kartu nabušenou výhodami, čtěte zajímavé články a mějte jasno při výběru střední školy.
Average.app
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Average is a simple calculator for GPA on a 4.0 scale, weighted averages, arithmetic mean and grade simulations. Use it when you need to quickly check a school average, combine grades with different weights, simulate what-if grade scenarios, or see how a future test or assignment could affect your final grade. Average is designed for students who want a fast, focused tool for everyday grade calculations. Where available, it includes regional calculators and guidance adapted for selected grading systems, including Czech, Slovak, Polish and Spanish-speaking students. What you can do with Average: • Calculate GPA on a 4.0 scale • Calculate weighted averages • Calculate arithmetic averages • Calculate final grade / nota final • Simulate grade scenarios • Check how future grades can affect your result • Use regional calculators when a local version is available Average is not an official school, university or government tool. Results are informational and should always be checked against your school’s own grading rules.
Screenshots
Verdict
The clearest difference is ads: Deváťáci at none against Average.app's shown. Deváťáci also leads on iOS requirement (15.6 vs 17.6). Average.app's advantage is update cadence (every 4 weeks vs every 3 months). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Deváťáci ships an update every 3 months, Average.app every 4 weeks. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.
| Parameter | Deváťáci | Average.app |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 4 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 98 MB | 1 MB |
| Age rating | 12+ | 4+ |
| Developer | ASA (Asociace studentu a absolventu), z.s. | Petr Vocelka |
In-app purchases
Deváťáci
No in-app purchases
Average.app
No in-app purchases
Questions
Is Deváťáci free?
Is Average.app free?
Do Deváťáci or Average.app have ads?
Which is updated more often, Deváťáci or Average.app?
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