Hallotag vs Shadow Echo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Hallotag
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With Hallotag gifts, vouchers, postcards and much more become a sensation. Multimedia (text, audio, video, pictures) are written by means of the Hallotag app on the corresponding NFC Hallotag sticker. The recipient just needs to unlock the phone and hold the back of the phone to the sticker to retrieve the media and can also send a thank you message to the sender. This makes gifts and products more personal, attractive, innovative, valuable, informative and interactive. Hallotag, the digital crowning of Christmas gifts, Valentine's gifts, wedding gifts and more.
Shadow Echo
A minimalist puzzle-platformer where light and shadow are your tools. Drag light sources to cast shadows that form platforms and solve atmospheric puzzles in a mysterious silhouette world. Collect story fragments and enjoy ambient soundscapes.
- Light and shadow manipulation for puzzles
- 6 hand-crafted levels
- Progressive mechanics with different light types
- Hidden story fragments
- Atmospheric audio
- Silhouette art style
- Short levels for quick sessions
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A minimalist puzzle-platformer where light and shadow become your tools. Drag light sources, reshape shadows, and solve atmospheric puzzles in a mysterious world of silhouettes. Full Description Step into the darkness. Your shadow is alive. Shadow Echo is a meditative puzzle-platformer that transforms light into your most powerful tool. Guide a lone wanderer through dark, abstract worlds where shadows aren't just absence—they're bridges, keys, and pathways waiting to be shaped. How to Play Touch to move your character through hauntingly beautiful environments Drag light sources to cast shadows that become solid platforms Manipulate angles and distances to reshape the world around you Press shadow-switches to open gates and reveal hidden paths Features 6 Hand-Crafted Levels — From gentle introductions to mind-bending puzzles requiring multiple light sources Progressive Mechanics — Discover warm, cool, and violet lights; moving platforms; and shadow-activated switches Hidden Story Fragments — Collect glowing orbs to unlock fragments of a mysterious narrative Atmospheric Audio — Ambient soundscapes with reactive tones that respond to your shadow-play Silhouette Art Style — Minimalist design with soft volumetric lighting and smooth animations Mobile-Optimized — Short 1–2 minute levels perfect for quick sessions A World of Mystery Each level introduces new ways to think about light and shadow. Cast bridges across chasms. Create staircases from nothing. Unlock doors that only shadows can open. As you progress, the story unfolds through poetic fragments—echoes of a world that once was. "The shadows are not empty. They hold memories."
Screenshots
Verdict
The clearest difference is iOS requirement: Hallotag at 12.1 against Shadow Echo's 18.0. On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 12, 2026 and October 1, 2026 respectively.
| Parameter | Hallotag | Shadow Echo |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.1 — better | 18.0 |
| Further details — not scored | ||
| Size | 33 MB | 4 MB |
| Age rating | 17+ | 4+ |
| Developer | Treechip GmbH | Ibrahim Hammoud |
In-app purchases
Hallotag
No in-app purchases
Shadow Echo
No in-app purchases









