Surveillance
| App ID | 2584500 |
| App Type | Game |
| Developer | Crystal Bat Studio |
| Publisher | Crystal Bat Studio |
| Supported Systems | Windows |
| Last Changenumber | 27924129 |
| Last Record Update | 11 March 2025 – 22:56:22 UTC ( |
| Release Date | 3 May 2024 – 17:00:19 UTC ( |
A spot the difference horror in which you have to prevent high paranormal activity In different places around the world. Identify suspicious changes in environment and take immediate action!
Steam price history
Current Price
$9.99
Lowest Recorded Price
$1.99 at -80%
26 June 2025
| Currency | Current Price | Converted Price | Lowest Recorded Price | ||
|---|---|---|---|---|---|
 U.S. Dollar |
$9.99 | $9.99 | $1.99 | $1.99 at -80% | |
 Russian Ruble |
149 ₽ | $1.86 | -81.36% | $0.36 | 29 ₽ at -81% |
 Kazakhstani Tenge |
1900₸ | $3.54 | -64.46% | $0.70 | 380₸ at -80% |
 CIS - U.S. Dollar |
$4.99 | $4.99 | -50.05% | $0.99 | $0.99 at -80% |
 LATAM - U.S. Dollar |
$4.99 | $4.99 | -50.05% | $0.99 | $0.99 at -80% |
 MENA - U.S. Dollar |
$4.99 | $4.99 | -50.05% | $0.99 | $0.99 at -80% |
 South Asia - USD |
$4.99 | $4.99 | -50.05% | $0.99 | $0.99 at -80% |
 Vietnamese Dong |
142000₫ | $5.41 | -45.78% | $1.08 | 28500₫ at -80% |
 Ukrainian Hryvnia |
225₴ | $5.42 | -45.65% | $1.08 | 45₴ at -80% |
 Indian Rupee |
₹ 480 | $5.47 | -45.24% | $1.09 | ₹ 96 at -80% |
 Indonesian Rupiah |
Rp 90999 | $5.57 | -44.18% | $1.11 | Rp 18199 at -80% |
 South African Rand |
R 100.00 | $5.62 | -43.65% | $1.12 | R 20.00 at -80% |
 Chinese Yuan |
¥ 42 | $5.84 | -41.46% | $1.16 | ¥ 8.40 at -80% |
 Philippine Peso |
₱335.00 | $5.85 | -41.44% | $1.17 | ₱67.00 at -80% |
 Chilean Peso |
CLP$ 5750 | $5.92 | -40.72% | $1.18 | CLP$ 1150 at -80% |
 Saudi Riyal |
22.49 SR | $5.99 | -40.01% | $1.19 | 4.49 SR at -80% |
 Brazilian Real |
R$ 32,99 | $6.04 | -39.51% | $1.20 | R$ 6,59 at -80% |
 Taiwan Dollar |
NT$ 188 | $6.29 | -37.01% | $1.23 | NT$ 37 at -80% |
 Malaysian Ringgit |
RM26.75 | $6.33 | -36.61% | $1.26 | RM5.35 at -80% |
 Colombian Peso |
COL$ 26000 | $6.38 | -36.13% | $1.27 | COL$ 5200 at -80% |
 Kuwaiti Dinar |
1.95 KD | $6.38 | -36.12% | $1.27 | 0.39 KD at -80% |
 Peruvian Sol |
S/.23.00 | $6.49 | -35.00% | $1.29 | S/.4.60 at -80% |
 Mexican Peso |
Mex$ 123.99 | $6.66 | -33.29% | $1.33 | Mex$ 24.79 at -80% |
 Thai Baht |
฿220.00 | $6.80 | -31.88% | $1.36 | ฿44.00 at -80% |
 Qatari Riyal |
24.99 QR | $6.88 | -31.12% | $1.37 | 4.99 QR at -80% |
 Uruguayan Peso |
$U310 | $7.72 | -22.71% | $1.54 | $U62 at -80% |
 Singapore Dollar |
S$10.00 | $7.78 | -22.12% | $1.55 | S$2.00 at -80% |
 U.A.E. Dirham |
29.00 AED | $7.89 | -20.97% | $1.57 | 5.80 AED at -80% |
 South Korean Won |
₩ 11000 | $7.94 | -20.51% | $1.58 | ₩ 2200 at -80% |
 Japanese Yen |
¥ 1200 | $8.13 | -18.56% | $1.62 | ¥ 240 at -80% |
 Hong Kong Dollar |
HK$ 66.00 | $8.40 | -15.83% | $1.68 | HK$ 13.20 at -80% |
 New Zealand Dollar |
NZ$ 14.75 | $8.76 | -12.29% | $1.75 | NZ$ 2.95 at -80% |
 Costa Rican Colon |
₡4600 | $9.12 | -8.70% | $1.82 | ₡920 at -80% |
 Australian Dollar |
A$ 14.50 | $9.44 | -5.50% | $1.88 | A$ 2.90 at -80% |
 Canadian Dollar |
CDN$ 12.99 | $9.45 | -5.36% | $1.88 | CDN$ 2.59 at -80% |
 Israeli New Shekel |
₪36.95 | $10.77 | +7.84% | $2.15 | ₪7.39 at -80% |
 Norwegian Krone |
110,00 kr | $10.80 | +8.19% | $2.16 | 22,00 kr at -80% |
 British Pound |
£8.50 | $11.35 | +13.63% | $2.27 | £1.70 at -80% |
 Euro |
9,75€ | $11.36 | +13.78% | $2.27 | 1,95€ at -80% |
 Polish Zloty |
45,99zł | $12.54 | +25.59% | $2.50 | 9,19zł at -80% |
 Swiss Franc |
CHF 10.99 | $13.63 | +36.53% | $2.71 | CHF 2.19 at -80% |
Valve suggested prices are shown on package pages.
Price history
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Additional Information
| Developer | Crystal Bat Studio | |||||||||||||||||
| ReleaseState | released | |||||||||||||||||
| Publisher | Crystal Bat Studio | |||||||||||||||||
| Store Release Date | 3 May 2024 – 17:00:23 UTC ( |
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| osarch | empty string | |||||||||||||||||
| community_hub_visible | Yes | |||||||||||||||||
| Primary Genre | Indie (23) | |||||||||||||||||
| Store Genres | Indie (23) | |||||||||||||||||
| Steam Release Date | 3 May 2024 – 17:00:19 UTC ( |
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| Store Asset Modification Time | 20 June 2024 – 21:48:26 UTC ( |
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| osextended | empty string | |||||||||||||||||
| review_score | 7 | |||||||||||||||||
| review_percentage | 100 | |||||||||||||||||
| controllertagwizard | Yes | |||||||||||||||||
| First seen on SteamDB | 30 August 2023 – 19:11:53 UTC ( |
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Supported Languages
| 6 Languages | Interface | Full Audio | Subtitles |
|---|---|---|---|
| English | Yes | ||
| Russian | Yes | ||
| French | Yes | ||
| Italian | Yes | ||
| German | Yes | ||
| Spanish - Spain | Yes |
Assets
Load all asset images| clienticon | 6b654d60c18d651c1acae064f3cc2dafa1e08d47 | ||||||||||||||||||||||||||||||
| clienttga | 83a816c8e5cade84b669f3de9fab161ad1ff502d | ||||||||||||||||||||||||||||||
| icon | 4140e7f038423ffea8768133388762737827f254 | ||||||||||||||||||||||||||||||
| small_capsule |
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