Comparison

Decipher Physics vs G

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

Head to head
About

Decipher Physics

Features
Read full description

Decipher โ€“ Physics practice problems and GCSE revision (suitable for AQA, Edexcel). No cost, completely free to use. Practise physics with questions linked to the Decipher Physics video lessons, plus a full set of GCSE revision questions. Built for AQA and Edexcel Combined Science and Triple Science, and useful for A-level and beyond. What you get: - Interactive lessons and practice questions on topics from the video lessons - GCSE Physics revision (Legacy section): 190+ exam-style questions for AQA and Edexcel - Step-by-step solutions and clear feedback for every question - Progress tracking so you can see what youโ€™ve done and what to revise - Practice by topic or by exam paper (GCSE) Key features: - Topic-linked practice: pick a topic, then work through the questions for that topic. - Full GCSE coverage: Energy, Electricity, Particle Model, Atomic Structure, Forces, Waves, Magnetism, Space Physics - Range of question types: multiple choice, select all correct, fill in the gaps, calculations, equation recall - Instant marking with explanations - Progress and analytics to track improvement - Simple, focused interface for revision Perfect for: - Students using the Decipher Physics YouTube channel who want to practise as they learn - GCSE students preparing for AQA or Edexcel Physics (Combined or Triple) - A-level and university students brushing up on core physics - Independent revision and exam preparation Completely free to use.

About

G

Features
Read full description

This app helps you learn G codes based on the command you are using !

Screenshots

Decipher Physics4 screens
G3 screens

Verdict

The call

The clearest difference is update cadence: G at every 8 days against Decipher Physics's monthly. Decipher Physics's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Decipher Physics ships an update monthly, G every 8 days. The most recent releases landed on September 18, 2026 and September 13, 2026 respectively.

Scorecard3 real differences ยท 3 level
Decipher Physics versus G: the parameters behind the verdict, then further details
ParameterDecipher PhysicsG
PriceFreeFree
Update frequencyMonthlyEvery 8 days โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone
Requires iOS15.0 โ€” better17.0
Further details โ€” not scored
Size48 MB2 MB
Age rating4+4+
DeveloperAlexander LioneNoam Durgnat

In-app purchases

None

Decipher Physics

No in-app purchases

None

G

No in-app purchases

Questions

Is Decipher Physics free?
Decipher Physics is free to download, with no in-app purchases.
Is G free?
G is free to download, with no in-app purchases.
Do Decipher Physics or G have ads?
Neither Decipher Physics nor G shows ads.
Which is updated more often, Decipher Physics or G?
Decipher Physics ships an update monthly, and G every 8 days. Most recently, Decipher Physics was updated on September 18, 2026 and G on September 13, 2026.

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