GamesCasualStrategy
Underdark:Defense
Tactical Tower Defense
How much does Underdark:Defense cost?
Prices are current as of 28 Sept 2026.
10 one-time purchases from $0.99
In the United States, Underdark:Defense has 10 one-time purchases priced $0.99 – 18.99.
| Product | Price |
|---|---|
| Event Package 1 | $0.99 |
| daily_package_01 | $0.99 |
| blade_pakcage | $2.99 |
| daily_package_02 | $2.99 |
| Event Package 2 | $3.99 |
| add_speed | $7.49 |
| pack_remove_ads | $7.99 |
| season_superpass_1 | $7.99 |
| pack_remove_ads2 | $10.99 |
| season_hyperpass_1 | $18.99 |
10+ alternatives to Underdark:Defense
| Underdark:Defense |   Lucky Defense! |   Slime Castle: Idle TD RTS Game |   Galaxy Defense: Fortress TD |   Heroll : Dice Roguelike |   Coop TD: Together |   Overgeared Hero: Merge RPG |   The Demonized: Idle RPG |   BOWBLITZ |   Hellsquad Rrrush! |   Geometry Tower: Idle Defense | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Rating / 5 | 4.8 | 4.5 | 4.8 | 4.7 | 4.7 | 4.5 | 4.7 | 4.8 | 4.8 | 4.8 | 4.6 |
| Reviews | 30K | 133K | 34K | 29K | 25K | 24K | 16K | 15K | 12K | 12K | 11K |
| Released | 2024 | 2024 | 2024 | 2025 | 2025 | 2024 | 2026 | 2024 | 2025 | 2025 | 2024 |
| One-time price | $3.99 | $6.99 | $6.29 | $9.99 | $4.99 | $6.99 | $8.99 | $7.49 | $9.99 | $12.99 | $9.99 |
The going rate for each plan in United States, in its own currency, shaded from the cheapest price on the row to the dearest.
Underdark:Defense reviews
4.8 out of 5, based on 29,806 reviews.
Underdark:Defense price by country
A one-time purchase costs $2.96 in Thailand and $22.99 in Cote Divoire — 8× more for the same thing. Below is the going rate for each plan in every country that sells it — the middle price of what the app charges there, in the country's own currency with the dollar equivalent beneath it.
| Country | One-time |
|---|---|
| Afghanistan | $18.99 |
| Albania | $22.99 |
| Algeria | $18.99 |
| Angola | $18.99 |
| Anguilla | $18.99 |
| Antigua And Barbuda | $18.99 |
| Argentina | $3.99 |
| Armenia | $22.99 |
| Australia | A$5.99$4.22 |
| Austria | €7.99$9.10 |
| Azerbaijan | $19.99 |
| Bahamas | $19.99 |
| Bahrain | $9.99 |
| Barbados | $22.99 |
| Belarus | $3.99 |
| Belgium | €7.99$9.10 |
| Belize | $18.99 |
| Benin | $22.99 |
| Bermuda | $18.99 |
| Bhutan | $18.99 |
| Bolivia | $18.99 |
| Bosnia & Herzegovina | €19.99$22.77 |
| Botswana | $18.99 |
| Brazil | R$24.90$4.80 |
| British Virgin Islands | $18.99 |
| Brunei Darussalam | $17.99 |
| Bulgaria | €7.99$9.10 |
| Burkina Faso | $18.99 |
| Cambodia | $9.99 |
| Cameroon | $22.99 |
| Canada | CA$4.99$3.54 |
| Cape Verde | $18.99 |
| Cayman Islands | $18.99 |
| Chad | $18.99 |
| Chile | CLP 7,990$8.64 |
| Colombia | COP 34,900$10.71 |
| Congo | $22.99 |
| Congo, Democratic Republic | $18.99 |
| Costa Rica | $8.99 |
| Cote Divoire | $22.99 |
| Croatia | €9.99$11.38 |
| Cyprus | €6.99$8.12 |
| Czech Republic | CZK 99.00$4.76 |
| Denmark | DKK 49.00$7.47 |
| Dominica | $18.99 |
| Dominican Republic | $17.99 |
| Ecuador | $7.49 |
| Egypt | EGP 999.99$19.32 |
| El Salvador | $10.99 |
| Estonia | €7.99$9.10 |
| Fiji | $18.99 |
| Finland | €2.99$3.41 |
| France | €7.99$9.10 |
| Gabon | $18.99 |
| Gambia | $18.99 |
| Georgia | $5.99 |
| Germany | €7.99$9.10 |
| Ghana | $22.99 |
| Greece | €7.99$9.10 |
| Grenada | $18.99 |
| Guatemala | $10.99 |
| Guinea-bissau | $18.99 |
| Guyana | $18.99 |
| Honduras | $17.99 |
| Hong Kong | HK$38.00$4.85 |
| Hungary | HUF 1,990$6.21 |
| Iceland | $11.99 |
| India | ₹799.00$8.33 |
| Indonesia | IDR 69,000$3.86 |
| Iraq | $18.99 |
| Ireland | €3.99$4.54 |
| Israel | ₪22.90$7.53 |
| Italy | €2.99$3.41 |
| Jamaica | $17.99 |
| Japan | ¥800$5.08 |
| Jordan | $17.99 |
| Kazakhstan | KZT 1,790.00$4.04 |
| Kenya | $22.99 |
| Kosovo | €19.99$22.77 |
| Kuwait | $10.99 |
| Kyrgyzstan | $19.99 |
| Lao Peoples Democratic Republic | $19.99 |
| Latvia | €11.99$13.66 |
| Lebanon | $17.99 |
| Liberia | $18.99 |
| Libya | $18.99 |
| Lithuania | €7.99$9.10 |
| Luxembourg | €19.99$22.77 |
| Macao | $7.49 |
| Macedonia | $17.99 |
| Madagascar | $18.99 |
| Malawi | $18.99 |
| Malaysia | MYR 14.90$3.65 |
| Maldives | $17.99 |
| Mali | $18.99 |
| Malta | €19.99$22.77 |
| Mauritania | $18.99 |
| Mauritius | $19.99 |
| Mexico | MX$89.00$5.03 |
| Micronesia | $18.99 |
| Moldova | $6.99 |
| Mongolia | $17.99 |
| Montenegro | €17.99$20.49 |
| Montserrat | $18.99 |
| Morocco | $19.99 |
| Mozambique | $18.99 |
| Myanmar | $18.99 |
| Namibia | $18.99 |
| Nauru | $18.99 |
| Nepal | $22.99 |
| Netherlands | €3.99$4.54 |
| New Zealand | NZ$5.99$3.38 |
| Nicaragua | $18.99 |
| Niger | $18.99 |
| Nigeria | NGN 29,900.00$22.50 |
| Norway | NOK 89.00$9.36 |
| Oman | $17.99 |
| Pakistan | PKR 4,900$17.69 |
| Palau | $18.99 |
| Panama | $9.99 |
| Papua New Guinea | $18.99 |
| Paraguay | $10.99 |
| Peru | PEN 12.90$3.79 |
| Philippines | ₱199.00$3.18 |
| Poland | PLN 14.99$4.01 |
| Portugal | €2.99$3.47 |
| Qatar | QAR 39.99$10.99 |
| Romania | RON 19.99$4.32 |
| Russia | RUB 349.00$4.14 |
| Rwanda | $18.99 |
| Sao Tome & Principe | $18.99 |
| Saudi Arabia | SAR 29.99$8.00 |
| Senegal | $22.99 |
| Serbia | €19.99$22.77 |
| Seychelles | $18.99 |
| Sierra Leone | $18.99 |
| Singapore | SGD 6.98$5.45 |
| Slovakia | €3.99$4.54 |
| Slovenia | €11.99$13.66 |
| Solomon Islands | $18.99 |
| South Africa | ZAR 69.99$4.29 |
| South Korea | ₩6,600$4.86 |
| Spain | €3.99$4.54 |
| Sri Lanka | $18.99 |
| St. Kitts and Nevis | $18.99 |
| St. Lucia | $18.99 |
| St. Vincent & The Grenadines | $18.99 |
| Suriname | $19.99 |
| Swaziland | $18.99 |
| Sweden | SEK 39.00$3.94 |
| Switzerland | CHF 7.00$8.44 |
| Taiwan | NT$150.00$4.72 |
| Tajikistan | $19.99 |
| Tanzania | TZS 49,900.00$18.79 |
| Thailand | THB 99.00$2.96 |
| Tonga | $18.99 |
| Trinidad and Tobago | $17.99 |
| Tunisia | $18.99 |
| Turkey | TRY 149.99$3.07 |
| Turkmenistan | $18.99 |
| Turks and Caicos | $17.99 |
| Uganda | $22.99 |
| Ukraine | $3.99 |
| United Arab Emirates | AED 14.99$4.08 |
| United Kingdom | £4.99$6.61 |
| United States | $3.99 |
| Uruguay | $16.99 |
| Uzbekistan | $19.99 |
| Vanuatu | $18.99 |
| Venezuela | $18.99 |
| Vietnam | ₫229,000$8.82 |
| Yemen | $18.99 |
| Zambia | $22.99 |
| Zimbabwe | $22.99 |
Underdark:Defense FAQ
- Is Underdark:Defense free?
- Yes. The app and its basic features are free, in all 174 countries it sells in. Premium features are paid: they start from $0.99 (US), across 10 one-time purchases.
- Does Underdark:Defense have a free trial?
- No. None of its offers (US) come with a free trial.
- Where is Underdark:Defense cheapest?
- A one-time purchase costs THB 99.00 (≈$2.96) in Thailand and $22.99 in Cote Divoire, its cheapest and dearest countries.
- What are the best alternatives to Underdark:Defense?
- Lucky Defense! (4.5 from 133,378 reviews, premium from $3.99), Slime Castle: Idle TD RTS Game (4.8 from 34,122 reviews, premium from $2.49) and Galaxy Defense: Fortress TD (4.7 from 28,959 reviews, premium from $2.99).
Underdark:Defense download
Last updated 11 days ago.
Underdark:Defense sells in 174 countries. It was released 2 years and 3 months ago, on 2 Jul 2024. It holds a 4.8 rating from 29,806 reviews.
Supports 4 languages: English, Japanese, Korean, Chinese.
How much does Underdark:Defense make?
Third-party estimates for the last 30 days, worldwide — not the store's own figures, which Apple publishes for nobody.
Revenue $30K
Downloads 6K
Products on sale 72
Revenue by plan
- One-time 100%
Revenue by country
- Taiwan 23%
- United States 21%
- South Korea 18%
- Japan 10%