| App ID | 700660 |
| App Type | Game |
| Developer | Educational Games |
| Publisher | Educational Games |
| Supported Systems | Windows macOS Linux |
| Last Change Number | 20238751 |
| Last Record Update | 11 September 2023 – 05:50:33 UTC () |
| Release Date | 15 September 2017 – 16:57:43 UTC () |
Don't let the enemy destroy your kingdom! You must defend your positions in a merciless battle against an endless stream of invaders. Think carefully about your defense and survive as long as possible!
Steam price history
| Currency | Current Price | Converted Price | Lowest Recorded Price | ||
|---|---|---|---|---|---|
 U.S. Dollar
|
$1.99 | $1.99 | $0.39 | $0.39 at -90% | |
 Argentine Peso
|
ARS$ 165,00 | $0.47 | -76.30% | $0.01 | ARS$ 5,39 at -90% |
 Turkish Lira
|
₺21,99 | $0.80 | -59.69% | $0.02 | ₺0,82 at -90% |
 Russian Ruble
|
82 ₽ | $0.83 | -57.95% | $0.10 | 10 ₽ at -90% |
 South African Rand
|
R 21.50 | $1.13 | -42.91% | $0.19 | R 3.60 at -90% |
 Malaysian Ringgit
|
RM5.69 | $1.21 | -39.10% | $0.22 | RM1.05 at -90% |
 Vietnamese Dong
|
30000₫ | $1.23 | -37.97% | $0.24 | 6000₫ at -90% |
 Kazakhstani Tenge
|
600₸ | $1.25 | -37.03% | $0.17 | 85₸ at -90% |
 Indonesian Rupiah
|
Rp 19499 | $1.25 | -36.76% | $0.21 | Rp 3299 at -90% |
 Philippine Peso
|
₱71.49 | $1.26 | -36.59% | $0.22 | ₱12.99 at -90% |
 Indian Rupee
|
₹ 105 | $1.26 | -36.56% | $0.19 | ₹ 16 at -90% |
 Thai Baht
|
฿47.00 | $1.28 | -35.26% | $0.23 | ฿8.50 at -90% |
 South Asia - USD
|
$1.29 | $1.29 | -35.18% | $0.09 | $0.09 at -90% |
 Peruvian Sol
|
S/.5.00 | $1.31 | -33.84% | $0.25 | S/.0.95 at -90% |
 Ukrainian Hryvnia
|
50₴ | $1.35 | -32.11% | $0.18 | 7₴ at -91% |
 Colombian Peso
|
COL$ 5500 | $1.35 | -32.10% | $0.19 | COL$ 800 at -90% |
 Brazilian Real
|
R$ 6,99 | $1.38 | -30.21% | $0.17 | R$ 0,86 at -90% |
 CIS - U.S. Dollar
|
$1.39 | $1.39 | -30.15% | $0.07 | $0.07 at -91% |
 Taiwan Dollar
|
NT$ 45 | $1.39 | -29.87% | $0.24 | NT$ 8 at -90% |
 Saudi Riyal
|
5.25 SR | $1.39 | -29.66% | $0.26 | 0.99 SR at -90% |
 Kuwaiti Dinar
|
0.45 KD | $1.45 | -26.85% | $0.25 | 0.08 KD at -91% |
 Chilean Peso
|
CLP$ 1300 | $1.45 | -26.69% | $0.21 | CLP$ 190 at -90% |
 Qatari Riyal
|
5.49 QR | $1.50 | -24.23% | $0.28 | 1.04 QR at -90% |
 Chinese Yuan
|
¥ 11 | $1.50 | -24.22% | $0.24 | ¥ 1.80 at -90% |
 Mexican Peso
|
Mex$ 26.99 | $1.54 | -22.14% | $0.27 | Mex$ 4.74 at -90% |
 Japanese Yen
|
¥ 235 | $1.57 | -20.94% | $0.27 | ¥ 41 at -90% |
 Singapore Dollar
|
S$2.15 | $1.57 | -20.91% | $0.30 | S$0.42 at -90% |
 U.A.E. Dirham
|
6.00 AED | $1.63 | -17.91% | $0.32 | 1.20 AED at -90% |
 Hong Kong Dollar
|
HK$ 13.00 | $1.66 | -16.58% | $0.29 | HK$ 2.30 at -90% |
 Uruguayan Peso
|
$U64 | $1.66 | -16.40% | $0.23 | $U9 at -91% |
 South Korean Won
|
₩ 2300 | $1.70 | -14.57% | $0.32 | ₩ 440 at -90% |
 Costa Rican Colon
|
₡950 | $1.77 | -10.90% | $0.35 | ₡190 at -90% |
 New Zealand Dollar
|
NZ$ 2.99 | $1.79 | -9.92% | $0.30 | NZ$ 0.51 at -90% |
 Australian Dollar
|
A$ 2.95 | $1.89 | -4.71% | $0.37 | A$ 0.59 at -90% |
 Israeli New Shekel
|
₪7.25 | $1.90 | -4.29% | $0.38 | ₪1.45 at -90% |
 Canadian Dollar
|
CDN$ 2.59 | $1.90 | -4.23% | $0.33 | CDN$ 0.46 at -90% |
 Polish Zloty
|
8,99zł | $2.05 | +3.25% | $0.32 | 1,44zł at -90% |
 British Pound
|
£1.69 | $2.06 | +3.58% | $0.34 | £0.28 at -90% |
 Norwegian Krone
|
22,25 kr | $2.08 | +4.71% | $0.29 | 3,10 kr at -90% |
 Euro
|
1,99€ | $2.10 | +5.80% | $0.33 | 0,32€ at -90% |
 Swiss Franc
|
CHF 2.25 | $2.45 | +23.49% | $0.43 | CHF 0.40 at -90% |
Valve suggested prices are shown on package pages.
Price history
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