Hollow Vigil vs SHADOW PROTOCOL
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Hollow Vigil
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Sarah is texting you. She's alone in a house at 2:47 AM, and she just heard her own voice answer from upstairs. HOLLOW VIGIL is a paranormal chat horror — a branching narrative thriller told entirely through your phone's messages. Reply to Sarah, choose what she does next, and decide what you're willing to repeat back to whatever is inside the walls with her. - Five endings, only one of them clean - A ritual that bleeds into your phone — silenced clocks, swapped keys, ambient texts at the wrong hour - Trace sigils with your finger; the house remembers the ones you draw badly - A hand-mapped haunted house you can navigate room by room as the night drags on - One save slot. One vigil. The longer you stay, the more the story knows about you. Five chapters. One night. The choices you don't make at 2:47 are the ones it makes for you. — Psychological horror, ritual themes, occult and demonic content — Five branching chapters, five endings, one hidden path — No ads. No subscriptions. One purchase, full story.
SHADOW PROTOCOL
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A violent storm seals every exit from the Meridian Hotel. At 02:17, a dead man’s watch starts moving again. Shadow Protocol is a cinematic interactive crime thriller built around investigation, consequence, and memory. Step into the role of Ryan, an investigator drawn into a case where every piece of evidence points toward an impossible past. Search atmospheric crime scenes. Examine forensic details. Question what you see. The choices you make redirect conversations, change alliances, and determine which version of the truth survives. FEATURES • A complete 10-chapter interactive mystery • Consequential choices that shape the investigation • Three distinct endings to discover • Cinematic crime scenes and dramatic character moments • Environmental clues, forensic evidence, and deduction puzzles • An Ending Archive that tracks your discoveries • Autosave support for seamless chapter-by-chapter play • Independent controls for music and sound effects The Meridian case was never closed. It was waiting for you.
Screenshots
Verdict
The clearest difference is price: SHADOW PROTOCOL at Free against Hollow Vigil's $0.49. SHADOW PROTOCOL also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.0). On ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
SHADOW PROTOCOL is free to download; Hollow Vigil costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Hollow Vigil | SHADOW PROTOCOL |
|---|---|---|
| Price | $0.49 | Free — better |
| Update frequency | Every 4 days | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 51 MB | 367 MB |
| Age rating | 17+ | 4+ |
| Developer | Alperen Unal | 云鹏 黄 |
In-app purchases
Hollow Vigil
No in-app purchases
SHADOW PROTOCOL
No in-app purchases
Questions
Is Hollow Vigil free?
Is SHADOW PROTOCOL free?
Do Hollow Vigil or SHADOW PROTOCOL have ads?
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