Aegis of Earth: Protonovus Assault
| App ID | 450250 |
| App Type | Game |
| Developer | ACQUIRE Corp. |
| Publisher | Aksys Games |
| Supported Systems | Windows |
| Technologies | Unity Engine |
| Last Changenumber | 29883803 |
| Last Record Update | 3 July 2025 – 17:55:14 UTC ( |
| Release Date | 19 July 2016 – 06:58:00 UTC ( |
Aegis of Earth: Protonovus Assault is a frenetic and explosive new spin on action strategy gaming. Plan out and build up your defenses as hordes of hulking monstrosities bombard your heavily fortified city in an attempt to wipe you off the Earth for good!
Steam price history
Special Promotion, offer ends 10 July 2025 – 17:00:00 UTC
Current Price
$3.99 at -80%
Lowest Recorded Price
$3.99 at -80%
25 June 2019
| Currency | Current Price | Converted Price | Lowest Recorded Price | ||
|---|---|---|---|---|---|
 U.S. Dollar |
$3.99 at -80% | $3.99 | $3.99 | $3.99 at -80% | |
 Kazakhstani Tenge |
530₸ at -80% | $1.02 | -74.43% | $1.02 | 530₸ at -80% |
 Russian Ruble |
83 ₽ at -80% | $1.05 | -73.57% | $1.05 | 83 ₽ at -80% |
 Ukrainian Hryvnia |
55₴ at -80% | $1.31 | -67.06% | $1.31 | 55₴ at -80% |
 Indian Rupee |
₹ 113 at -80% | $1.31 | -67.03% | $1.31 | ₹ 113 at -80% |
 Brazilian Real |
R$ 7,39 at -80% | $1.34 | -66.19% | $1.34 | R$ 7,39 at -80% |
 Vietnamese Dong |
37500₫ at -80% | $1.43 | -64.06% | $1.43 | 37500₫ at -80% |
 South Asia - USD |
$1.63 at -80% | $1.63 | -59.15% | $1.63 | $1.63 at -80% |
 Indonesian Rupiah |
Rp 27199 at -80% | $1.66 | -58.19% | $1.66 | Rp 27199 at -80% |
 Philippine Peso |
₱99.99 at -80% | $1.76 | -55.75% | $1.76 | ₱99.99 at -80% |
 Malaysian Ringgit |
RM7.60 at -80% | $1.79 | -55.02% | $1.79 | RM7.60 at -80% |
 Chinese Yuan |
¥ 13.60 at -80% | $1.89 | -52.49% | $1.81 | ¥ 13 at -81% |
 Mexican Peso |
Mex$ 35.99 at -80% | $1.93 | -51.60% | $1.93 | Mex$ 35.99 at -80% |
 Colombian Peso |
COL$ 8000 at -80% | $2.00 | -49.81% | $2.00 | COL$ 8000 at -80% |
 Chilean Peso |
CLP$ 1900 at -80% | $2.01 | -49.43% | $2.01 | CLP$ 1900 at -80% |
 Uruguayan Peso |
$U85 at -80% | $2.11 | -46.94% | $2.11 | $U85 at -80% |
 Kuwaiti Dinar |
0.67 KD at -80% | $2.19 | -45.00% | $2.19 | 0.67 KD at -80% |
 Thai Baht |
฿73.80 at -80% | $2.26 | -43.24% | $2.26 | ฿73.80 at -80% |
 Qatari Riyal |
8.39 QR at -80% | $2.30 | -42.24% | $2.30 | 8.39 QR at -80% |
 South African Rand |
R 43.80 at -80% | $2.45 | -38.45% | $2.45 | R 43.80 at -80% |
 CIS - U.S. Dollar |
$2.51 at -80% | $2.51 | -37.09% | $2.51 | $2.51 at -80% |
 Japanese Yen |
¥ 396 at -80% | $2.71 | -32.05% | $2.71 | ¥ 396 at -80% |
 Norwegian Krone |
28,00 kr at -80% | $2.76 | -30.65% | $2.76 | 28,00 kr at -80% |
 Peruvian Sol |
S/.9.99 at -80% | $2.81 | -29.45% | $2.81 | S/.9.99 at -80% |
 New Zealand Dollar |
NZ$ 4.79 at -80% | $2.87 | -27.95% | $2.87 | NZ$ 4.79 at -80% |
 Saudi Riyal |
11.20 SR at -80% | $2.98 | -25.15% | $2.98 | 11.20 SR at -80% |
 Hong Kong Dollar |
HK$ 23.80 at -80% | $3.03 | -24.01% | $3.03 | HK$ 23.80 at -80% |
 South Korean Won |
₩ 4200 at -80% | $3.05 | -23.44% | $3.05 | ₩ 4200 at -80% |
 Singapore Dollar |
S$4.00 at -80% | $3.12 | -21.65% | $3.12 | S$4.00 at -80% |
 Taiwan Dollar |
NT$ 93 at -80% | $3.19 | -19.91% | $3.19 | NT$ 93 at -80% |
 Canadian Dollar |
CDN$ 4.39 at -80% | $3.21 | -19.49% | $3.21 | CDN$ 4.39 at -80% |
 Costa Rican Colon |
₡1700 at -80% | $3.36 | -15.65% | $3.36 | ₡1700 at -80% |
 U.A.E. Dirham |
12.40 AED at -80% | $3.37 | -15.39% | $3.37 | 12.40 AED at -80% |
 Australian Dollar |
A$ 5.79 at -80% | $3.76 | -5.69% | $3.76 | A$ 5.79 at -80% |
 Polish Zloty |
14,39zł at -80% | $3.96 | -0.56% | $3.96 | 14,39zł at -80% |
 LATAM - U.S. Dollar |
$3.99 at -80% | $3.99 | $3.99 | $3.99 at -80% | |
 MENA - U.S. Dollar |
$3.99 at -80% | $3.99 | $3.99 | $3.99 at -80% | |
 British Pound |
£2.99 at -80% | $4.06 | +1.99% | $4.06 | £2.99 at -80% |
 Israeli New Shekel |
₪14.79 at -80% | $4.42 | +10.89% | $4.42 | ₪14.79 at -80% |
 Euro |
3,99€ at -80% | $4.67 | +17.19% | $4.67 | 3,99€ at -80% |
 Swiss Franc |
CHF 3.80 at -80% | $4.76 | +19.33% | $4.76 | CHF 3.80 at -80% |
Valve suggested prices are shown on package pages.
Price history
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Additional Information
| Developer | ACQUIRE Corp. | |
| controller_support | full | |
| community_visible_stats | Yes | |
| ReleaseState | released | |
| Publisher | Aksys Games | |
| Store Release Date | 19 July 2016 – 06:58:15 UTC ( |
|
| community_hub_visible | Yes | |
| Primary Genre | Strategy (2) | |
| Store Genres | Strategy (2) | |
| Steam Release Date | 19 July 2016 – 06:58:00 UTC ( |
|
| Store Asset Modification Time | 26 April 2016 – 17:49:34 UTC ( |
|
| review_score | 5 | |
| review_percentage | 64 | |
| Detected Technologies (?) | Unity Engine, CRIWARE SDK | |
| store_screenshot | ss_8d87a4feb81441f2a63ff9ca4d764ee958045b2a.jpg | |
| First seen on SteamDB | 1 March 2016 – 22:06:14 UTC ( |
Supported Languages
| 2 Languages | Interface | Full Audio | Subtitles | Achievements |
|---|---|---|---|---|
| English | Yes | Yes | Yes | Yes |
| Japanese | Yes | Yes | Yes | Yes |
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| logo_small | fd4adcd84e4f77a77bd54e0d41020f356d53e39b_thumb | ||||||||||||||||||||||||||||||
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