Learn Tinybasic - 10 Code Examples & CST Typing Practice Test

Tiny BASIC is a minimalist implementation of the BASIC programming language, designed to run on early microcomputers and extremely resource-constrained systems. It focuses on simplicity, small memory footprint, and easy interpretive execution.

View all 10 Tinybasic code examples →

TinyBasic Button Press Counter TinyBasic Theme Toggle TinyBasic Score Tracker TinyBasic Simple Timer TinyBasic Health Tracker TinyBasic Level Tracker TinyBasic Coin Counter TinyBasic Ammo Tracker TinyBasic Star Collector TinyBasic Power-Up Timer

Learn TINYBASIC with Real Code Examples

Updated Nov 21, 2025

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Code Sample Descriptions

TinyBasic Button Press Counter

10 LET count = 0
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 END

1000 REM UpdateUI
PRINT "Button Count: "; count
RETURN

2000 REM ButtonPress
count = count + 1
GOSUB 1000
RETURN

Counts button presses and updates the display.

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TinyBasic Theme Toggle

10 LET isDark = 0
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 END

1000 REM UpdateUI
IF isDark THEN PRINT "Theme: Dark" ELSE PRINT "Theme: Light"
RETURN

2000 REM ToggleTheme
isDark = 1 - isDark
GOSUB 1000
RETURN

Toggles between Dark and Light themes.

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TinyBasic Score Tracker

10 LET score = 0
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 3000
50 GOSUB 4000
60 END

1000 REM UpdateUI
PRINT "Score: "; score
RETURN

2000 REM Increment
score = score + 10
GOSUB 1000
RETURN

3000 REM Decrement
score = score - 5
GOSUB 1000
RETURN

4000 REM Reset
score = 0
GOSUB 1000
RETURN

Tracks a score with increment, decrement, and reset.

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TinyBasic Simple Timer

10 LET time = 0
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 END

1000 REM UpdateUI
PRINT "Time: "; time; " sec"
RETURN

2000 REM Tick
time = time + 1
GOSUB 1000
RETURN

Counts time in seconds and prints elapsed time.

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TinyBasic Health Tracker

10 LET health = 100
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 3000
50 END

1000 REM UpdateUI
PRINT "Health: "; health
RETURN

2000 REM Damage
health = health - 20
GOSUB 1000
RETURN

3000 REM Heal
health = health + 10
GOSUB 1000
RETURN

Tracks health with damage and healing.

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TinyBasic Level Tracker

10 LET level = 1
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 GOSUB 3000
60 END

1000 REM UpdateUI
PRINT "Level: "; level
RETURN

2000 REM NextLevel
level = level + 1
GOSUB 1000
RETURN

3000 REM ResetLevel
level = 1
GOSUB 1000
RETURN

Tracks game levels with increment and reset.

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TinyBasic Coin Counter

10 LET coins = 0
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 GOSUB 3000
60 END

1000 REM UpdateUI
PRINT "Coins: "; coins
RETURN

2000 REM CollectCoin
coins = coins + 1
GOSUB 1000
RETURN

3000 REM LoseCoin
coins = coins - 1
GOSUB 1000
RETURN

Counts coins collected and lost in a game.

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TinyBasic Ammo Tracker

10 LET ammo = 10
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 GOSUB 3000
60 END

1000 REM UpdateUI
PRINT "Ammo: "; ammo
RETURN

2000 REM Shoot
ammo = ammo - 1
GOSUB 1000
RETURN

3000 REM Reload
ammo = 10
GOSUB 1000
RETURN

Tracks ammo usage with shoot and reload actions.

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TinyBasic Star Collector

10 LET stars = 0
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 GOSUB 3000
60 END

1000 REM UpdateUI
PRINT "Stars: "; stars
RETURN

2000 REM CollectStar
stars = stars + 1
GOSUB 1000
RETURN

3000 REM LoseStar
stars = stars - 1
GOSUB 1000
RETURN

Counts collected stars and displays progress.

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TinyBasic Power-Up Timer

10 LET powerTime = 10
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 GOSUB 3000
60 END

1000 REM UpdateUI
PRINT "Power-Up Time: "; powerTime
RETURN

2000 REM Tick
powerTime = powerTime - 1
GOSUB 1000
RETURN

3000 REM Reset
powerTime = 10
GOSUB 1000
RETURN

Counts down power-up duration and resets.

Let’s Try →

Frequently Asked Questions about Tinybasic

What is Tinybasic?

What are the primary use cases for Tinybasic?

Learning programming basics on tiny hardware. Hobbyist and retrocomputing projects. Embedded systems with very small memory. Educational demonstrations of interpreters. Prototyping simple logic on microcontrollers

What are the strengths of Tinybasic?

Tiny memory footprint (under 4 KB). Fast and simple to interpret. Great for teaching programming fundamentals. Easily portable across minimal microcontrollers. Works on systems without modern OS or libraries

What are the limitations of Tinybasic?

Very limited language features. No floating-point in many variants. No advanced data structures or libraries. No modern networking or file I/O. Unsuitable for complex or commercial applications

How can I practice Tinybasic typing speed?

CodeSpeedTest offers 10+ real Tinybasic code examples for typing practice. You can measure your WPM, track accuracy, and improve your coding speed with guided exercises.

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Code Sample Descriptions

TinyBasic Button Press Counter

10 LET count = 0
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 END

1000 REM UpdateUI
PRINT "Button Count: "; count
RETURN

2000 REM ButtonPress
count = count + 1
GOSUB 1000
RETURN

Counts button presses and updates the display.

Let’s Try →

TinyBasic Theme Toggle

10 LET isDark = 0
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 END

1000 REM UpdateUI
IF isDark THEN PRINT "Theme: Dark" ELSE PRINT "Theme: Light"
RETURN

2000 REM ToggleTheme
isDark = 1 - isDark
GOSUB 1000
RETURN

Toggles between Dark and Light themes.

Let’s Try →

TinyBasic Score Tracker

10 LET score = 0
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 3000
50 GOSUB 4000
60 END

1000 REM UpdateUI
PRINT "Score: "; score
RETURN

2000 REM Increment
score = score + 10
GOSUB 1000
RETURN

3000 REM Decrement
score = score - 5
GOSUB 1000
RETURN

4000 REM Reset
score = 0
GOSUB 1000
RETURN

Tracks a score with increment, decrement, and reset.

Let’s Try →

TinyBasic Simple Timer

10 LET time = 0
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 END

1000 REM UpdateUI
PRINT "Time: "; time; " sec"
RETURN

2000 REM Tick
time = time + 1
GOSUB 1000
RETURN

Counts time in seconds and prints elapsed time.

Let’s Try →

TinyBasic Health Tracker

10 LET health = 100
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 3000
50 END

1000 REM UpdateUI
PRINT "Health: "; health
RETURN

2000 REM Damage
health = health - 20
GOSUB 1000
RETURN

3000 REM Heal
health = health + 10
GOSUB 1000
RETURN

Tracks health with damage and healing.

Let’s Try →

TinyBasic Level Tracker

10 LET level = 1
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 GOSUB 3000
60 END

1000 REM UpdateUI
PRINT "Level: "; level
RETURN

2000 REM NextLevel
level = level + 1
GOSUB 1000
RETURN

3000 REM ResetLevel
level = 1
GOSUB 1000
RETURN

Tracks game levels with increment and reset.

Let’s Try →

TinyBasic Coin Counter

10 LET coins = 0
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 GOSUB 3000
60 END

1000 REM UpdateUI
PRINT "Coins: "; coins
RETURN

2000 REM CollectCoin
coins = coins + 1
GOSUB 1000
RETURN

3000 REM LoseCoin
coins = coins - 1
GOSUB 1000
RETURN

Counts coins collected and lost in a game.

Let’s Try →

TinyBasic Ammo Tracker

10 LET ammo = 10
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 GOSUB 3000
60 END

1000 REM UpdateUI
PRINT "Ammo: "; ammo
RETURN

2000 REM Shoot
ammo = ammo - 1
GOSUB 1000
RETURN

3000 REM Reload
ammo = 10
GOSUB 1000
RETURN

Tracks ammo usage with shoot and reload actions.

Let’s Try →

TinyBasic Star Collector

10 LET stars = 0
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 GOSUB 3000
60 END

1000 REM UpdateUI
PRINT "Stars: "; stars
RETURN

2000 REM CollectStar
stars = stars + 1
GOSUB 1000
RETURN

3000 REM LoseStar
stars = stars - 1
GOSUB 1000
RETURN

Counts collected stars and displays progress.

Let’s Try →

TinyBasic Power-Up Timer

10 LET powerTime = 10
20 GOSUB 1000
30 GOSUB 2000
40 GOSUB 2000
50 GOSUB 3000
60 END

1000 REM UpdateUI
PRINT "Power-Up Time: "; powerTime
RETURN

2000 REM Tick
powerTime = powerTime - 1
GOSUB 1000
RETURN

3000 REM Reset
powerTime = 10
GOSUB 1000
RETURN

Counts down power-up duration and resets.

Let’s Try →

Frequently Asked Questions about Tinybasic

What is Tinybasic?

What are the primary use cases for Tinybasic?

What are the strengths of Tinybasic?

What are the limitations of Tinybasic?

Very limited language features. No floating-point in many variants. No advanced data structures or libraries. No modern networking or file I/O. Unsuitable for complex or commercial applications

How can I practice Tinybasic typing speed?

CodeSpeedTest offers 10+ real Tinybasic code examples for typing practice. You can measure your WPM, track accuracy, and improve your coding speed with guided exercises.