Comparison

Cosmic Number Lines vs my Board Buddy

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

Head to head
About

Cosmic Number Lines

Features
Read full description

Cosmic Number Lines is an engaging game designed for early elementary school students to learn number line concepts and skills. In the game, an astronaut undergoes training to complete tasks on a new planet called Sileni and gradually advances from the rank of trainee to captain. Some foundational skills students will develop include constructing number lines, locating points, comparing numbers, counting units to find distances, and solving addition and subtraction problems. Cosmic Number Lines is available for iPads and iPhones. This accessible app strengthens students' understanding of number lines through fun gameplay. It is a great supplement to classroom instruction for all students, regardless of their level of vision. Features: • A fun, engaging game theme designed to make math learning exciting for elementary school students. • Eight progressively structured levels covering fundamental concepts and skills related to number lines. • Guided training sessions before tasks to help students build understanding step by step. • Increasingly challenging problems that encourage creative problem-solving and support mastery of skills. • Vibrant, student-friendly visuals that capture attention and boost motivation. • Full accessibility support, including screen reader compatibility and high-contrast colors.

About

my Board Buddy

Features
Read full description

With the ‘my Board Buddy’ app, you bring the image of the digital board or presentation screen up close. This app is primarily intended for use on tablet. Thus, visually impaired students or staff can also follow a presentation visually. Thanks to ‘my Board Buddy’, the app user can magnify the image from the digital board or presentation screen on his personal tablet. This is done by enlarging or moving the image with finger movements on the touch screen. The enlargement on the tablet has no impact on the image of the digital board. The ‘my Board Buddy’ app only works in conjunction with a ‘my Board Buddy’ transmitter that is paired with the digital board or presentation screen. Benefits of the ‘my Board Buddy’ app: - Enlarges the image high quality, without pixels or interference - Mobile solution, only the tablet needs to be brought along - Suitable for moving images, such as video recordings - Intuitive use of the app thanks to touch screen - The image is adjustable in magnification and contrast - Pairs with multiple ‘my Board Buddy’ transmitters for use in different (class)rooms - Each transmitter/room is given a name of your choice to keep the rooms apart - Works with the majority of interactive digital boards and screens - Works independently of the existing network

Screenshots

Cosmic Number Lines4 screens
my Board Buddy4 screens

Verdict

The call

Cosmic Number Lines and my Board Buddy are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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.

ScorecardNo meaningful differences
Cosmic Number Lines versus my Board Buddy: the parameters behind the verdict, then further details
ParameterCosmic Number Linesmy Board Buddy
PriceFreeFree
Update frequency—Every 2 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better18.0
Further details — not scored
Size32 MB27 MB
Age rating4+4+
DeveloperAmerican Printing House for the Blind (APH)Sensotec nv

In-app purchases

None

Cosmic Number Lines

No in-app purchases

None

my Board Buddy

No in-app purchases

Questions

Is Cosmic Number Lines free?
Cosmic Number Lines is free to download, with no in-app purchases.
Is my Board Buddy free?
my Board Buddy is free to download, with no in-app purchases.
Do Cosmic Number Lines or my Board Buddy have ads?
Neither Cosmic Number Lines nor my Board Buddy shows ads.

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