Comparison

Marevo vs GetPrincipia

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

Head to head

Marevo

Algebra, Geometry Step-by-Step

About

Marevo

Features

Read full description

Marevo helps you build daily math skills through practice, animated step-by-step explanations, and structured theory across geometry and algebra. Free plan includes up to 10 problems per day and 3 solution explanations per day. An optional Premium subscription is required to unlock unlimited problems and unlimited solution explanations. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Service: https://marevo.app/terms

About

GetPrincipia

Features

Read full description

Unlocking mathematical concepts with visuals, practice, progress tracking, study guides, and linking disciplines and topics across the field. Terms of Use: https://getprincipia.com/terms Privacy Policy: https://getprincipia.com/privacy

Screenshots

Marevo4 screens

GetPrincipia4 screens

Verdict

The call

The clearest difference is update cadence: Marevo at every 6 days against GetPrincipia's every 2 months. On price, ads, 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

Both are free to download. Marevo sells 2 in-app purchases, starting at $7.99 per month and GetPrincipia sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Marevo ships an update every 6 days, GetPrincipia every 2 months. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 5 level

Marevo versus GetPrincipia: the parameters behind the verdict, then further details
Parameter	Marevo	GetPrincipia
Price	Free	Free
Update frequency	Every 6 days — better	Every 2 months
Ads	No	No
In-app purchases	Yes	Yes
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	15.1	15.1
Further details — not scored
Size	88 MB	38 MB
Age rating	4+	4+
Developer	Kyrylo Kuchynskyi	Axiom 38 LLC

In-app purchases

2 purchases

Marevo

Subscriptions2

Monthly Premium$7.991 Month
Yearly Premium$39.991 Year

2 purchases

GetPrincipia

Subscriptions2

Monthly7 Days trial$6.991 Month
Annual7 Days trial$44.991 Year

Questions

Is Marevo free?

Marevo is free to download, with in-app purchases available.

Is GetPrincipia free?

GetPrincipia is free to download, with in-app purchases available.

Do Marevo or GetPrincipia have ads?

Neither Marevo nor GetPrincipia shows ads.

Which is updated more often, Marevo or GetPrincipia?

Marevo ships an update every 6 days, and GetPrincipia every 2 months. Most recently, Marevo was updated on October 25, 2026 and GetPrincipia on October 31, 2026.