Comparison

ChatMind vs GetPrincipia

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

Head to head

ChatMind

Grow and succeed on the go!

About

ChatMind

Features

Read full description

Our app offers a convenient and fast way to learn new skills every day. Choose topics, study short lessons, track your progress, and become a better version of yourself. Download the app and start your journey to success today!

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

ChatMind4 screens

GetPrincipia4 screens

Verdict

The call

The clearest difference is update cadence: ChatMind at every 3 weeks 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. ChatMind sells 6 one-off in-app purchases 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

ChatMind ships an update every 3 weeks, GetPrincipia every 2 months. The most recent releases landed on October 5, 2026 and October 18, 2026 respectively.

Scorecard1 real difference · 5 level

ChatMind versus GetPrincipia: the parameters behind the verdict, then further details
Parameter	ChatMind	GetPrincipia
Price	Free	Free
Update frequency	Every 3 weeks — better	Every 2 months
Ads	No	No
In-app purchases	Yes	Yes
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.0 — better	15.1
Further details — not scored
Size	47 MB	38 MB
Age rating	4+	4+
Developer	KIVI SMART PURCHASING Korlatolt Felelossegu Tarsasag	Axiom 38 LLC

In-app purchases

6 purchases

ChatMind

One-time6

Financial clarity$14.99
Financial cushion$14.99
Personal Brand$14.99

Show 3 more

Set Goals and Priorities$14.99
Time Strategy$14.99
Week Under Control$14.99

2 purchases

GetPrincipia

Subscriptions2

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

Questions

Is ChatMind free?

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

Is GetPrincipia free?

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

Do ChatMind or GetPrincipia have ads?

Neither ChatMind nor GetPrincipia shows ads.

Which is updated more often, ChatMind or GetPrincipia?

ChatMind ships an update every 3 weeks, and GetPrincipia every 2 months. Most recently, ChatMind was updated on October 5, 2026 and GetPrincipia on October 18, 2026.