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TI-99 Games Price Guide

Last update : Feb 20, 2026

Market Overview

Min Price

$6

CIB

Median Price

$21

CIB

Max Price

$300

Moon Patrol

Total Games

137

Games

Market Analysis

TI-99 Market Analysis

The TI-99 market remains a staple of retrogaming with 137 titles tracked on RetroCharting. For collectors, the average budget for a complete-in-box (CIB) game is currently around $21. It is an affordable platform where you can find classics starting from $6, as well as exceptional rarities.

The current record is held by Moon Patrol, whose value in complete condition reaches heights of $300. Track the daily evolution of these prices with our Hybrid Velocity algorithm.

Title ↑ Loose ↕ CIB ↕ New ↕ Graded ↕
Reading On Reading On $0 $0 $0 $0
Reading Rally Reading Rally $14 $31 $63 $69
Reading Roundup Reading Roundup $22 $49 $100 $110
Return To Pirate's Isle Return To Pirate's Isle $9 $28 $56 $62
Scholastic Spelling - Level 3 Scholastic Spelling - Level 3 $6 $13 $27 $29
Scholastic Spelling - Level 4 Scholastic Spelling - Level 4 $0 $0 $0 $0
Scholastic Spelling - Level 5 Scholastic Spelling - Level 5 $0 $0 $0 $0
Sewermania Sewermania $15 $33 $67 $74
Shamus Shamus $24 $77 $100 $110
Simon S Saucer Simon S Saucer $10 $21 $42 $46
Sneggit Sneggit $15 $33 $68 $74
Soundtrack Trolley Soundtrack Trolley $43 $100 $200 $220
Space Bandits Space Bandits $26 $57 $117 $129
Space Journey Space Journey $24 $52 $106 $117
Spelling Tutor & Math Tutor Spelling Tutor & Math Tutor $0 $0 $0 $0
St. Nick St. Nick $9 $20 $40 $44
Star Trek: Strategic Operations Simulator Star Trek: Strategic Operations Simulator $19 $27 $54 $59
Subtraction Subtraction $13 $28 $58 $64
Super Demon Attack Super Demon Attack $9 $21 $34 $37
Superfly Superfly $13 $35 $70 $77
Tax/Investment Record Keeping Tax/Investment Record Keeping $9 $12 $24 $26
Teach Yourself Basic Teach Yourself Basic $0 $0 $0 $0
Terminal Emulator II Terminal Emulator II $12 $20 $41 $45
Terry Turtles Adventure Terry Turtles Adventure $15 $32 $60 $66
The Attack The Attack $8 $16 $32 $35
TI Extended Basic TI Extended Basic $25 $59 $118 $130
TI Invaders TI Invaders $10 $20 $25 $28
Tombstone City: 21st Century Tombstone City: 21st Century $6 $14 $30 $33
Touch Typing Tutor Touch Typing Tutor $10 $15 $30 $33
Treasure Island Treasure Island $15 $50 $100 $110
Tris Tris $50 $110 $225 $247
Tunnels of Doom Tunnels of Doom $13 $33 $35 $39
Video Chess Video Chess $9 $15 $30 $33
Video Games 1 Video Games 1 $6 $7 $14 $15
Voodoo Castle Voodoo Castle $12 $25 $50 $55
Yahtzee Yahtzee $8 $15 $30 $33
Zero Zap Zero Zap $10 $24 $48 $53
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