G3MS vs PrepifyMe
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
G3MS
This app motivates K-12 students to learn by completing daily challenges and building streaks to earn real rewards like gift cards. It features an AI tutor for personalized help and flashcards for practice across various subjects. Parents and teachers can track student progress through a dedicated dashboard.
- Daily learning challenges
- Streak building for rewards
- AI-powered learning guide
- Flashcards and practice questions
- Progress tracking for parents/teachers
- Earn gift cards and tokens
Read full descriptionHide full description
**Turn Every Day Into a Win** G3MS is where learning meets motivation. Complete The Drop, build unstoppable streaks, and earn real rewards while mastering the skills that matter most. **BUILD STREAKS, EARN REAL REWARDS** Hit your 15-day streak and unlock gift cards from brands you know, including Visa, Mastercard, Wingstop, and more. Every day you show up gets you closer to your next reward. **THE DROP — YOUR DAILY CHALLENGE** Quick, high-impact lessons aligned to what you're learning in school. Watch a video, complete a quiz, earn rewards — all in under 10 minutes. Keep showing up to keep your streak going. **MEET AYO — YOUR AI LEARNING GUIDE** Stuck on a problem? Ask Ayo. Your personal AI learning guide can explain concepts, break down problems, help with homework, practice with you, and test your skills. Get help with math, ELA, test prep, and more whenever you need it. **FLASHCARDS + PRACTICE** Study smarter with thousands of practice questions and flashcards across math, ELA, science, history, and standardized tests including SAT, ACT, SHSAT, SSAT, and ISEE. **PARENTS + TEACHERS: SEE REAL PROGRESS** GrowthOS gives parents, teachers, schools, and districts a clearer picture of student progress — including who's on track, who's at risk, and where additional support may be needed. **WHAT YOU GET FREE:** * Daily Drop challenges * Ayo AI tutor (limited) * Flashcards and practice * Streak tracking * G3MS rewards * Progress tracking **GO PREMIUM FOR $29/MONTH:** * Unlimited Ayo AI tutoring * Advanced math, ELA, science, and history * SAT and ACT test prep * Faster reward earning * Priority rewards access * Ad-free experience Learning isn't about perfection. It's about showing up, building confidence, and getting better every day. **Start your streak. Learn something new. Earn something real.** Terms of Use: [https://www.apple.com/legal/internet-services/itunes/dev/stdeula/](https://www.apple.com/legal/internet-services/itunes/dev/stdeula/)
PrepifyMe
This app offers adaptive SAT preparation with personalized learning paths and daily quizzes. It uses gamification to keep users motivated and provides instant feedback to enhance learning. Progress is tracked across devices for a seamless experience.
- Adaptive learning path
- Bite-sized daily quizzes
- Gamified progress tracking
- Instant feedback on answers
- Cross-device synchronization
- Topic mastery tracking
Read full descriptionHide full description
PrepifyMe turns SAT prep into something you'll actually want to do every day. Instead of grinding through a static textbook, you get an adaptive learning path that figures out exactly what you've mastered and what you haven't — then serves up the practice that moves your score the most. Every question you answer makes the next one smarter. WHY STUDENTS LOVE IT • Adaptive mastery engine — We track your skill level on every SAT topic and focus your time where it counts. No wasted reps on questions you already own. • Bite-sized daily quizzes — Short, focused sessions you can finish between classes. Consistency beats cramming, and PrepifyMe makes consistency easy. • Gamified, not gimmicky — Earn XP, level up, keep your streak alive, and climb the leaderboard. The progress you feel is real progress on the test. • Instant feedback — See why an answer is right or wrong the moment you submit, so every question is a chance to learn. • Track your growth — Watch your mastery climb topic by topic and know you're ready before test day. WEB + iOS, ALWAYS IN SYNC Start a quiz on your phone, pick up on your laptop. Your progress, streak, and mastery follow you everywhere through one account. WHO IT'S FOR • High schoolers preparing for the SAT • Students retaking the SAT to push their score higher • Anyone who wants structured, motivating prep instead of a pile of practice books Download PrepifyMe and turn a few minutes a day into a higher score. Questions or feedback? We'd love to hear from you at support@prepifyme.com.
Screenshots
Verdict
The clearest difference is in-app purchases: PrepifyMe at none against G3MS's 2. PrepifyMe also leads on update cadence (weekly vs every 2 months). On price, rating, review sentiment and ratings volume 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. G3MS sells 2 in-app purchases, starting at $7.99 per month. PrepifyMe asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.5 for G3MS against 4.6 for PrepifyMe. Both are backed by a comparable volume of ratings — 8 and 10 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
G3MS ships an update every 2 months, PrepifyMe weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | G3MS | PrepifyMe |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (8 ratings) | 4.6 (10 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 8 | 10 — better |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 44 MB | 36 MB |
| Age rating | 9+ | 12+ |
| Developer | Get Gems App Corporation | PREPIFFY LLC |
Customer experience
G3MS
PrepifyMe
In-app purchases
G3MS
- Monthly Plan$7.991 Month
- Yearly Plan$76.901 Year
PrepifyMe
No in-app purchases









