Comparison

Second Grade Math Trainer vs Fibonacci Clock+

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

Head to head
About

Second Grade Math Trainer

Features
Read full description

Unlock the world of numbers with Second Grade Math Trainer—a comprehensive app designed to build essential math skills through engaging practice and play. Perfect for second graders, our app covers a wide range of arithmetic topics including addition, subtraction, multiplication, and division. Key Features: Self-Paced Trainer Mode Work through math problems at your own speed without time pressure, ensuring every learner builds confidence and mastery over time. Five Engaging Mini-Games Dive into five fun mini-games that adapt to your child’s skill level, transforming practice into an exciting challenge while reinforcing core math facts. With Second grade Math Addition you can practice and improve the following skills: - Addition up to 20 - Addition up to 100 - Add three one-digit numbers - Add a two-digit and a one-digit number - Add two multiples of ten - Add multiples of 10 or 100 - Add two two-digit numbers - Add three numbers up to two digits eac - Addition with three-digit numbers With Second grade Math Subtraction you can practice and improve the following skills: - Subtraction facts - numbers up to 20 - Subtract a one-digit number from a two-digit number - Subtract two two-digit numbers - Subtract multiples of 10 - Subtract multiples of 100 - Subtract multiples of 10 or 100 - Subtract three-digit numbers - Balance subtraction equations With Second Grade Math Multiplication & Division you can practice and improve the following skills: - Multiplication tables for 2, 3 and 4 - Multiplication tables up to 5×5 - Multiplication tables for 2, 3, 4, 5, and 10 - Multiplication tables for 6, 7, 8, and 9 - Multiplication tables up to 10×10 - Divisors and quotients up to 5 - Divisors and quotients up to 10

About

Fibonacci Clock+

This app displays time using a unique Fibonacci sequence tile system. It offers customizable themes, a digital time companion, and an interactive physics playground for leftover minutes. Enjoy ambient music or integrate your own library.

Highlights
  • Full-screen Fibonacci clock display
  • Toggleable digital time companion
  • Five customizable watch themes
  • Calculation panel for time math
  • Interactive physics playground for minutes
  • Music integration with iPhone Library
  • Interactive info sheet with sliders
Read full description

Fibonacci Clock+ — Feature Highlights Core Clock • Full-screen Fibonacci clock: 5 tiles (1, 1, 2, 3, 5) that light up in different colors to show the current time • Reads hours from red + yellow tiles, minutes (in 5-min steps) from green + yellow tiles • Auto-updating live, second-by-second Digital Time Companion • Toggleable digital time pill in the top nav • Tap to switch between 12-hour (AM/PM) and 24-hour (military) formats • Preference remembered across launches 5 Watch Themes (persisted) • Classic — walnut wooden frame, painted tiles • Military — tactical olive • Doctor — clean clinical white • Navy — deep maritime blue • Digital — glowing neon retro Calculation Panel • Slide-out left panel shows the math: e.g. "12h = 2 red + 8 yellow", "25 min = (3 green + 2 yellow) × 5" • Learn how Fibonacci addition builds every time Interactive Physics Playground • Extra minutes (0–4 leftover) appear as floating icons • Star mode: zero-gravity — drift freely • Football mode: real gravity + bounce • Drag and fling icons with momentum • Icon-to-icon collisions with visual ring + haptic feedback Music & Sound • Built-in ambient "Quiet Morning" loop • Pick songs from your iPhone Music Library via MusicKit • Compact transport pill: shuffle · previous · play/pause · next · loop • All persists — loop and shuffle preferences remembered • Optional hourly chime Interactive Info Sheet • Mini-clock demo with sliders — set any hour & minute to see how the tiles decompose • "Now" button snaps the demo back to real time Polish • Landscape-locked, immersive full-viewport layout • Idle timer disabled so the clock never dims • Smooth theme transitions and spring animations • Reserved safe zones so controls, digital time and banner never overlap the clock Version 3.0.0 Fibonacci Clock+:  To get the time you need some math. The view of the clock is made up of five squares whose side lengths match the first five Fibonacci numbers: 1, 1, 2, 3 and 5. The hours are displayed using red and the minutes using green. When a square is used to display both the hours and minutes it turns Yellow(Red + Green). Black squares are ignored. Minute Box(Green Or Yellow): represents 5 mins Hour Box(Red Or Yellow): represents 1 hrs. The remaining minutes are represented by stars or Football, which are shown or hidden according to the current time. App also provides background music "The quiet morning" by David Fesliyan. https://www.fesliyanstudios.com/about

Screenshots

Second Grade Math Trainer4 screens
Fibonacci Clock+4 screens

Verdict

The call

The clearest difference is price: Fibonacci Clock+ at Free against Second Grade Math Trainer's $2.99. Second Grade Math Trainer's advantage is device support and iOS requirement (12.0 vs 16.6). On in-app purchases 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

Fibonacci Clock+ is free to download; Second Grade Math Trainer costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard3 real differences · 7 level
Second Grade Math Trainer versus Fibonacci Clock+: the parameters behind the verdict, then further details
ParameterSecond Grade Math TrainerFibonacci Clock+
Price$2.99Free — better
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 26 months—
AdsNo—
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — better—
Requires iOS12.0 — better16.6
Further details — not scored
Size17 MB13 MB
Age rating4+4+
DeveloperSergey MaluginVijayvir Singh

In-app purchases

None

Second Grade Math Trainer

No in-app purchases

None

Fibonacci Clock+

No in-app purchases

Questions

Is Second Grade Math Trainer free?
Second Grade Math Trainer costs $2.99, with no in-app purchases.
Is Fibonacci Clock+ free?
Fibonacci Clock+ is free to download, with no in-app purchases.

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