ASCII Characters and Symbols

Most Popular Symbols
♥ - Heart symbol: Alt + 3
★ - Black star: Alt + 15
☆ - White star: Alt + 17
→ - Right arrow: Alt + 26
← - Left arrow: Alt + 27
↑ - Up arrow: Alt + 24
↓ - Down arrow: Alt + 25
☺ - Smiley face: Alt + 1
☻ - Smiley face (inverse): Alt + 2
♠ - Spade suit: Alt + 6
♣ - Club suit: Alt + 5
♦ - Diamond suit: Alt + 4
♪ - Music note: Alt + 13
♫ - Music notes: Alt + 14

Measurement and Engineering
° - Degree symbol: Alt + 0176
± - Plus-minus symbol: Alt + 0177
Ø - Diameter symbol: Alt + 0216
µ - Micro symbol (mu): Alt + 0181
Ω - Ohm symbol: Alt + 234 (Note: Use the numeric keypad)
² - Superscript 2 (squared): Alt + 0178
³ - Superscript 3 (cubed): Alt + 0179
¹ - Superscript 1: Alt + 0185
¼ - Fraction one quarter: Alt + 0188
½ - Fraction one half: Alt + 0189
¾ - Fraction three quarters: Alt + 0190

Math and Operations
× - Multiplication symbol: Alt + 0215
÷ - Division symbol: Alt + 0247
√ - Square root symbol: Alt + 251
∞ - Infinity symbol: Alt + 236
≈ - Approximately equal to: Alt + 247
π - Pi symbol: Alt + 227
± - Plus-minus: Alt + 0177
² - Squared: Alt + 0178
³ - Cubed: Alt + 0179
∑ - Summation (Sigma): Alt + 228
µ - Micro (Mu): Alt + 0181

Comparison and Logic
= - Equals sign: Alt + 0061
≠ - Not equal to: Alt + 8800
≤ - Less than or equal to: Alt + 8804
≥ - Greater than or equal to: Alt + 8805
< - Less than: Alt + 0060
> - Greater than: Alt + 0062

Currency and Legal
€ - Euro symbol: Alt + 0128
¢ - Cent symbol: Alt + 0162
£ - Pound symbol: Alt + 0163
¥ - Yen symbol: Alt + 0165
© - Copyright symbol: Alt + 0169
® - Registered symbol: Alt + 0174
™ - Trademark symbol: Alt + 0153
§ - Section symbol: Alt + 0167

Writing and Punctuation
• - Bullet point: Alt + 0149
¶ - Pilcrow (paragraph): Alt + 0182
† - Dagger: Alt + 0134
‡ - Double dagger: Alt + 0135
… - Ellipsis: Alt + 0133
– - En dash: Alt + 0150
— - Em dash: Alt + 0151
« - Left guillemet: Alt + 0171
» - Right guillemet: Alt + 0187

Accented Letters (Spanish/Latin)
á - a acute: Alt + 0225
é - e acute: Alt + 0233
í - i acute: Alt + 0237
ó - o acute: Alt + 0243
ú - u acute: Alt + 0250
ñ - n with tilde: Alt + 0241
ü - u diaeresis: Alt + 0252
ö - o diaeresis: Alt + 0246
ä - a diaeresis: Alt + 0228
ß - eszett: Alt + 0223

Greek Letters
α - Alpha: Alt + 224
β - Beta: Alt + 225
γ - Gamma: Alt + 226
δ - Delta: Alt + 227
π - Pi: Alt + 227
σ - Sigma: Alt + 228
τ - Tau: Alt + 229
φ - Phi: Alt + 230
θ - Theta: Alt + 231
Ω - Omega: Alt + 234

Box Drawing and Blocks
░ - Light shade: Alt + 176
▒ - Medium shade: Alt + 177
▓ - Dark shade: Alt + 178
█ - Full block: Alt + 219
▄ - Lower half block: Alt + 220
▌ - Left half block: Alt + 221
▐ - Right half block: Alt + 222
▀ - Upper half block: Alt + 223