Can also convert rubies to gold. Conversion rate: 1 ruby = 2,407 gold (at best). Once it is possible to farm gold, if you want to convert rubies to gold, buy shoes with rubies instead. It can provide a more efficient conversion of rubies to gold.
Used to purchase or upgrade nearly everything in the game.
Cannot be used to evolve riding pets. Cannot be used to purchase Relics.
Rubies[]
Can be purchased
Receive 1 every day by signing in.
Some events give rubies as prizes.
Used to purchase premium goods. Also used as a quick but costly substitute to gold coins.
Required to evolve riding pets and buy additional relic slots.
When purchasing rubies, it might be cheaper to wait for an event or purchase from the online store[1]
Base Ruby Exchange Rate
Rubies
Cost (in USD)
Notes
10
$1.99
No Bonus
60
$9.99
20% Bonus
125
$19.99
25% Bonus
210
$29.99
35% Bonus
380
$49.99
50% Bonus
During the occasional ruby event, the following Ruby Exchange Rates Apply:
Ruby Exchange Rate During Special Ruby Event
Rubies
Cost (in USD)
Notes
12
$1.99
20% Bonus
70
$9.99
40% Bonus
145
$19.99
45% Bonus
237
$29.99
55% Bonus
430
$49.99
70% Bonus
860
$99.99
75% Bonus (Event Only)
Gold Exchange Rate (Using Rubies to Buy Gold)
Gold
Cost (in Rubies)
Gold / Ruby
Notes
13,500
9
1,500 G/R
0% Bonus
33,000
20
1,650 G/R
10% Bonus
90,000
50
1,800 G/R
20% Bonus
200,000
100
2,000 G/R
33% Bonus
550,000
245
2,244 G/R
50% Bonus
1,420,000
590
2,407 G/R
60% Bonus
Shoe Exchange Rate (Using Rubies to Buy Shoes)
Shoe
Cost (in Rubies)
Shoe / Ruby
Notes
5
5
1 S/R
0% Bonus
11
10
1.1 S/R
12% Bonus
23
20
1.15 S/R
30% Bonus
60
50
1.2 S/R
40% Bonus
125
100
1.25 S/R
50% Bonus
Friendly Points[]
Can be earned by exchanging shoes with friends and by boasting when surpassing your friends' high scores.
Collect 100 and you're given a treasure box to open. Prizes are the usual. Gold, starting items, premier pet scroll, etc.
Note that in the case of failing relic upgrades, the daily limit does not apply. In other words, it is possible to open more than two chests in a day when friendly points are earned by failing relic upgrades.
Also note that friendly points obtained from failing relic power-ups do not count towards friendly point events.