GetPrincipia vs MathifyX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GetPrincipia
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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
MathifyX
This app makes learning math interactive and fun for everyone. It helps users study, prepare, and master any math-related topic. The goal is to provide an engaging educational experience.
- Interactive learning
- Math mastery
- Study preparation
- Fun educational experience
- All math topics
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Learn, prepare, study, and master anything math related. With MathifyX, we make learning interactive and fun for all. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: MathifyX at none against GetPrincipia's 2. MathifyX also leads on update cadence (daily vs every 2 months). On price, ads, device support and iOS requirement 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. GetPrincipia sells 2 in-app purchases, starting at $6.99 per month. MathifyX asks for nothing beyond the download.
GetPrincipia ships an update every 2 months, MathifyX daily. Both last shipped on October 31, 2026.
| Parameter | GetPrincipia | MathifyX |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 38 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Axiom 38 LLC | MARIA SHEININ |
In-app purchases
GetPrincipia
- Monthly7 Days trial$6.991 Month
- Annual7 Days trial$44.991 Year
MathifyX
No in-app purchases
