Comparison

AC Method for Factoring PRO vs GCP Cloud Database Prep 2026

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

Head to head
About

AC Method for Factoring PRO

This app helps users factor quadratic equations using the AC method. It requires entering three variables and provides a detailed, step-by-step solution. All calculations are saved in a history for easy access and sharing.

Highlights
  • AC method for factoring quadratics
  • Step-by-step solutions
  • Input history
  • Supports positive/negative numbers and decimals
  • Shareable final solutions
  • Input validation
Features
Read full description

For factoring quadratics this app uses the AC method. For this, only three variables must be entered. The solution is shown step by step. All calculations are stored in the history. The final solution can be shared. [ Content ] - the variables for a, b and c must be entered - transformation of a quadratic trinomial into a product of binomials - history function to save input - detailed solution - positive and negative numbers, decimals are supported - no ads! [ Usage ] - there are 3 fields for entering the values ​​using a modified keyboard - if values are missing, the text fields are highlighted - you can switch between the solution, input view and history by swiping and / or touching the buttons - the entries in the history can be deleted or sorted manually - if you select an entry in the history, it will be loaded automatically for the calculation - the entire history can be deleted by pressing a button

About

GCP Cloud Database Prep 2026

Features
Read full description

Cloud SQL, Spanner or Bigtable — and what happens to your replicas when a region goes away? The Professional Cloud Database Engineer exam is about picking the right store and keeping it alive. Certisimo trains both. WHAT'S INSIDE • 360 exam-style questions across 6 practice sets, written for the Google Cloud Professional Cloud Database Engineer exam • The ground you will train on: Cloud SQL, Spanner, Bigtable, replicas, backups and migrations TWO WAYS TO PRACTICE In training mode, answers come back with immediate feedback. In test mode you face the clock — timed, scored, no hints — and finish with a full review of what you skipped or got wrong. MEASURE YOUR PROGRESS Insights turns your history into a readiness score, so how close you are to a passing level is always visible. MADE FOR HOW YOU STUDY • Save questions, add your own notes, find anything with search • Full session history, so you can watch your scores climb • Works completely offline — study on the plane, the metro, anywhere • iPhone and iPad, light and dark, no account and no sign-up ALREADY BOUGHT THIS APP? Premium is yours — free, forever. It unlocks by itself the first time you open this update: nothing to buy, nothing to restore, no account to create. Your saved questions, your notes and your full history are all still here. GO FURTHER WITH PREMIUM Certisimo Premium unlocks the full explanation behind every answer — why the right choice wins, not just which letter it was — plus unlimited exam simulations, the complete Insights breakdown (weak, hard, new and strong questions) and an ad-free experience. • Weekly $5.99 · Yearly $34.99 with a 14-day free trial · Lifetime $79.99 one-time purchase Start today — by exam day, nothing about the format will surprise you. Certisimo is an independent study aid and is not affiliated with, endorsed by, or sponsored by Google LLC. Weekly and Yearly Premium are auto-renewable subscriptions; Lifetime is a one-time purchase. Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period. Payment is charged to your Apple ID account, and you can manage or cancel your subscription in your App Store account settings at any time. Terms of Use: https://certisimo-app.web.app/terms Privacy Policy: https://certisimo-app.web.app/privacy

Screenshots

AC Method for Factoring PRO4 screens
GCP Cloud Database Prep 20264 screens

Verdict

The call

The clearest difference is price: GCP Cloud Database Prep 2026 at Free against AC Method for Factoring PRO's $1.99. AC Method for Factoring PRO's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 5 months). On 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

CostPrice · In-app purchases · Ads · Monetization

GCP Cloud Database Prep 2026 is free to download; AC Method for Factoring PRO costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

AC Method for Factoring PRO ships an update every 3 weeks, GCP Cloud Database Prep 2026 every 5 months. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

Scorecard4 real differences · 5 level
AC Method for Factoring PRO versus GCP Cloud Database Prep 2026: the parameters behind the verdict, then further details
ParameterAC Method for Factoring PROGCP Cloud Database Prep 2026
Price$1.99Free — better
Rating5.0 (6 ratings) — better—
Number of ratings6 — better—
Update frequencyEvery 3 weeks — betterEvery 5 months
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better26.0
Further details — not scored
Size179 MB16 MB
Age rating4+4+
DeveloperGlindemann, Sennoun, Langer GbRSPIDER SERVICE SRL

In-app purchases

None

AC Method for Factoring PRO

No in-app purchases

None

GCP Cloud Database Prep 2026

No in-app purchases

Questions

Is AC Method for Factoring PRO free?
AC Method for Factoring PRO costs $1.99, with no in-app purchases.
Is GCP Cloud Database Prep 2026 free?
GCP Cloud Database Prep 2026 is free to download, with no in-app purchases.
Do AC Method for Factoring PRO or GCP Cloud Database Prep 2026 have ads?
GCP Cloud Database Prep 2026 shows ads; AC Method for Factoring PRO does not.
Which is updated more often, AC Method for Factoring PRO or GCP Cloud Database Prep 2026?
AC Method for Factoring PRO ships an update every 3 weeks, and GCP Cloud Database Prep 2026 every 5 months. Most recently, AC Method for Factoring PRO was updated on November 3, 2026 and GCP Cloud Database Prep 2026 on October 28, 2026.

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