StudyPug vs Math Lock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
StudyPug
This app offers over 5,000 video lessons created by certified teachers to help K-12 and college students master math and English. It includes features like photo problem search, practice exercises with feedback, and progress tracking, along with test prep for various standardized exams.
- 5,000+ video lessons by certified teachers
- Photo search for math problems
- Step-by-step explanations
- Practice problems with instant feedback
- Progress tracking and mastery scores
- Test prep for SAT, GED, ASVAB, AP, ACT, ACCUPLACER
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Math & English Help That Actually Works We teach four subjects: Math, English, Science and Social Studies. 5,000+ step-by-step video lessons run from Kindergarten through college, and test-prep courses for the SAT, GED, ASVAB, AP, ACT and ACCUPLACER are in the catalog. HOW A SESSION RUNS • Pick 7th Grade Math and the topics arrive in the order the course teaches them • Each lesson teaches the method, then works through an example • Practice adjusts to your child's level, with the full solution after every question • They can retake a quiz until the score says the topic is solid • Continue Learning opens the next topic, never one already finished • Study Points and a daily streak keep the habit going • When they are stuck mid-question, Photo Search finds the lesson that covers it WHAT YOU GET AS THE PARENT • Each child gets their own profile and their own progress • A study plan on each course they open, in the order your state's standards set out • Topic scores that are current the moment you open the app • Homeschool families set the pace; nothing is marked late WHAT IS COVERED On video: Math from Kindergarten to college. English and Social Studies to Grade 7. Science to Grade 7, plus senior Physics and Chemistry (including Organic Chemistry). Questions and quizzes: all four subjects, Kindergarten to Grade 12 Test prep in the catalog: SAT Math, GED Mathematics, ASVAB Math Knowledge, AP Calculus AB/BC, AP Statistics, ACT Math, ACCUPLACER 2.1+ MILLION U.S. STUDENTS USE STUDYPUG • 50,000+ practice problems with worked solutions • Courses aligned to your state standards, so the next topic follows the one their class just finished WHAT IT COSTS Plans start at $14.99 a month. Cancel any time. StudyPug is a subscription service. Payment is charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless turned off at least 24 hours before the end of the current period. Manage subscriptions in your account settings. Privacy Policy: https://www.studypug.com/privacy Terms of Service: https://www.studypug.com/terms
Math Lock
This app transforms screen time into a learning opportunity for children aged 4-15. It requires solving math problems to unlock the device and offers guided practice, a private tutor, and brain training exercises. Parents can manage screen time while children engage with a fun, curriculum-based math experience.
- Math challenges to unlock device
- Curriculum-based math for ages 4-15
- Personalized questions by level
- Private Tutor with photo solving
- Brain training activities
- Parental controls
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Math Lock is a smart and engaging learning app that helps kids build math skills while giving parents more control over screen time. Designed for ages 4 to 15 (Year 0–10), Math Lock turns your device into a learning tool by requiring children to solve a math challenge before unlocking. But Math Lock is more than a lock screen app. It also includes guided practice, a Private Tutor, photo-based math help, and brain training features that make learning more interactive and useful every day. Questions are adapted by level, helping children progress from basic number recognition and simple equations to fractions, ratios, negative numbers, algebra, and more. Parents can support better habits and focused learning, while children enjoy a playful, colourful experience. Perfect for families who want learning, practice, and screen control in one app. Features: Lock screen with math challenges Curriculum-based math for Year 0–10 (ages 4–15) Auto-generated questions tailored to your child’s level Practice mode for daily maths learning Private Tutor with Ask, Snap, and Learn modes Step-by-step explanations for solving maths problems Photo solving for worksheets, textbooks, and handwritten questions Topic-based learning, including equations, fractions, ratios, and algebra IQ Test and brain training activities Parent settings and control support Fun, child-friendly design that encourages confidence and consistency Make screen time smarter with Math Lock. Terms of Service: https://mathlockapp.com/terms Privacy Policy: https://mathlockapp.com/privacy
Screenshots
Verdict
The clearest difference is review sentiment: StudyPug at 59% against Math Lock's 0%. StudyPug also leads on rating (4.7 vs 1.0) and ratings volume (2.1K vs 1). Math Lock's advantage is monetization model (free with in-app purchases vs subscription). 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
Both are free to download. StudyPug sells 11 in-app purchases, starting at $4.99 per 7 days and Math Lock sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
StudyPug holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: StudyPug has 2.1K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 59% of StudyPug's written reviews are positive against 0% of Math Lock's.
StudyPug ships an update every 8 days, Math Lock every 3 weeks. The most recent releases landed on October 18, 2026 and September 26, 2026 respectively.
| Parameter | StudyPug | Math Lock |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (2.1K ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 59.4% of reviews — better | 0.0% of reviews |
| Number of ratings | 2.1K — better | 1 |
| Update frequency | Every 8 days — better | Every 3 weeks |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 16.6 |
| Further details — not scored | ||
| Size | 57 MB | 118 MB |
| Age rating | 4+ | 4+ |
| Developer | StudyPug Inc. | SPARKHIVE TECH LTD |
Customer experience
StudyPug
Math Lock
Bugs and requests
StudyPug
Reported bugs
3 issues- Login issues
- Inability to cancel subscription
- Compatibility problems with older devices
Requested features
5 requests- More free content and lessons
- Interactive exercises and games
- Expanded course coverage
- Improved user interface
- Ability to download videos for offline use
Math Lock
Not enough reviews yet to summarise bugs or requests.
In-app purchases
StudyPug
- StudyPug (1-week)3 Days trial$4.997 Days
- StudyPug (1-week)7 Days trial$4.997 Days
- StudyPug (1-month)3 Days trial2 variants$14.991 Month
Show 8 moreShow fewer
- StudyPug (1-month)1 Month trial$14.991 Month
- StudyPug (1-month)2 variants$14.991 Month
- StudyPug (6-months)3 Days trial$39.996 Months
- StudyPug (1-year)3 Days trial$58.991 Year
- StudyPug (6-months)$58.996 Months
- StudyPug (6-months)3 Days trial$79.006 Months
- StudyPug (1-year)$88.991 Year
- StudyPug (1-year)$119.001 Year
Math Lock
- Math Lock Premium3 Days trial$2.991 Month
- Math Lock Premium Yearly3 Days trial$29.991 Year









