Comparison

MEL Science vs TT Math 4

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

Head to head
About

MEL Science

Explore the world of science through interactive experiments and engaging games. This app guides you through real science activities, making learning fun and hands-on. Discover molecular structures and conduct your own science projects.

Highlights
  • Conduct real science experiments
  • Interactive experiment guidance
  • Learn molecular structures
  • Science games and activities
  • Experiment assistant
  • Knowledge check tests
Read full description

MEL Science is the key to limitless adventures! Experiment, play, learn, conduct real science experiments! Play science games and conduct amazing experiments using guidance from the app. This app can be used for educational science activities or as a supplement to the MEL Science experiment kits. Find out how molecules and reactions look from the inside. Suitable for homeschool activities and science lab experiment games. MEL Chemistry will show the structures of molecules, including Sulfuric acid, Citric acid, Hydrochloric acid, Lactose, and Tin Chloride. Go through amazing experiments and make your own science projects using the experiment assistant. Pass the test at the end of each experiment to check your knowledge. Bring this science lab app to your classroom to demonstrate educational science to your students. Forget memorizing formulas — learn through firsthand experience!

About

TT Math 4

This educational app provides interactive math lessons and practice problems for 4th graders. It offers automated grading, step-by-step explanations, and parental controls for progress tracking. The app allows for offline use of up to six lessons, making it ideal for on-the-go learning.

Highlights
  • 119 audiovisual lectures
  • Thousands of practice problems
  • Automated grading
  • Step-by-step audiovisual explanations
  • Parental progress tracking
  • Offline lesson access (up to 6)
Read full description

The Teaching Textbooks Math 4 app makes your TT course even better! Not only will your student enjoy math while learning independently, but, with the app, that learning can also take place on the go. Even when offline! Specifically, the app can be used offline for up to 6 lessons at a time. That makes it perfect for homeschool parents who need their kids to stay productive while the family is out and about during the day. The app’s other features include… • 119 audiovisual lectures that teach every core concept in the standard 4th grade curriculum • thousands of problems that give students all the practice they need to master each concept • automated grading and instant feedback for every single problem • step-by-step audiovisual explanations to every single problem so students can see exactly what they did wrong when mistakes are made (This makes the program feel as if a tutor is at the student’s side!) • parental controls that let you track your student’s progress • the digitized version of the printed Teaching Textbooks Math 4 textbook (with a search feature and a hyper-linked index) • no advertising or in-app purchase offers • Internet connectivity is required, but you can remain offline for up to 6 lessons.

Screenshots

MEL Science4 screens
TT Math 44 screens

Verdict

The call

The clearest difference is iOS requirement: TT Math 4 at 12.0 against MEL Science's 15.6. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 3.7 for MEL Science against 3.6 for TT Math 4. Both are backed by a comparable volume of ratings — 88 and 103 respectively. Written reviews are what separate them: 39% of MEL Science's written reviews are positive against 37% of TT Math 4's.

UpkeepUpdate frequency

MEL Science ships an update every 6 weeks, TT Math 4 every 2 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

Scorecard1 real difference · 9 level
MEL Science versus TT Math 4: the parameters behind the verdict, then further details
ParameterMEL ScienceTT Math 4
PriceFreeFree
Rating3.7 (88 ratings) — better3.6 (103 ratings)
Positive reviews39.1% of reviews — better37.3% of reviews
Number of ratings88103 — better
Update frequencyEvery 6 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS15.612.0 — better
Further details — not scored
Size130 MB110 MB
Age rating4+4+
DeveloperMEL Science LimitedTeaching Textbooks, Inc.

Customer experience

MEL Science

All ratings84 ratings
Positive63.1%
Neutral6.0%
Negative31.0%
Written reviews46 reviews
Positive39.1%
Neutral2.2%
Negative58.7%

TT Math 4

All ratings83 ratings
Positive61.4%
Neutral6.0%
Negative32.5%
Written reviews51 reviews
Positive37.3%
Neutral5.9%
Negative56.9%

Bugs and requests

MEL Science

Not enough reviews yet to summarise bugs or requests.

TT Math 4

Reported bugs

17 issues
  • Update won't save answers
  • App closes itself out
  • Problems with the scratchpad/scrolling
  • Missing letters when typing passwords
  • App freezes when downloading lesson content
Show 12 more
  • App crashes frequently
  • App lags frequently
  • App is slow
  • App freezes
  • App glitches
  • Cannot print lessons or grade books from the app
  • Does not let you log in
  • Answers are marked wrong when they are correct
  • Inputting answers is incorrect (e.g., 140 shows as 14)
  • One wrong answer makes the whole thing wrong
  • Cannot use the keyboard to input answers
  • Laggy math4

Requested features

6 requests
  • Make it more fun
  • Only have a lecture, then go straight to problems
  • Allow keyboard use on iPad
  • Make it harder for advanced students
  • Remove discouraging phrases like 'you are officially amazing'
Show 1 more
  • Give a second chance on multiple choice problems

In-app purchases

None

MEL Science

No in-app purchases

None

TT Math 4

No in-app purchases

Questions

Is MEL Science free?
MEL Science is free to download, with no in-app purchases.
Is TT Math 4 free?
TT Math 4 is free to download, with no in-app purchases.
Which has better reviews, MEL Science or TT Math 4?
MEL Science is rated higher. MEL Science averages 3.7 out of 5 from 88 ratings, while TT Math 4 averages 3.6 from 103 ratings.
Do MEL Science or TT Math 4 have ads?
Neither MEL Science nor TT Math 4 shows ads.
Which is updated more often, MEL Science or TT Math 4?
MEL Science ships an update every 6 weeks, and TT Math 4 every 2 months. Most recently, MEL Science was updated on October 24, 2026 and TT Math 4 on October 27, 2026.

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