Lost Echo vs Unsolved
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Lost Echo
Embark on a sci-fi mystery adventure to find a missing girlfriend. Explore 3D environments, solve puzzles, and interact with characters to uncover the truth behind her disappearance. This story-driven experience captures the spirit of classic adventure games.
- Story-driven sci-fi mystery
- Point-and-click adventure gameplay
- Explore fully 3D environments
- Solve puzzles
- Interact with characters
- Uncover the truth
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"A richly defined, innovative experience [...] capturing the spirit of traditional adventure gaming with all the potential the platform has to offer." > 4.5/5 AdventureGamers.com In the near future Greg's girlfriend Chloe mysteriously disappears in front of him. He starts a desperate search for her. What happened? Why does no-one else remember her? Solve puzzles, explore fully 3d environments, interact with numerous characters, solve the mystery and find the truth. But will the truth be enough? Lost Echo is a story driven, visually ambitious, sci-fi mystery point and click adventure game.
Unsolved
Embark on thrilling hidden object adventures and solve compelling mysteries. Investigate crime scenes, uncover clues, and unravel captivating stories across diverse and enchanting locations. This collection offers a growing library of free puzzle games for aspiring detectives.
- Free hidden object puzzle adventure games
- Detective investigations and criminal cases
- Solve exceptional puzzles
- Find tons of hidden objects
- Diverse and captivating settings
- Evergrowing collection of titles
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Welcome to UNSOLVED - the ultimate FREE hidden object adventure experience viewed through detective eyes in the extraordinary world of mystery games, puzzling investigations, and tons of hidden clues waiting to be found. A NEW DAWN OF HIDDEN OBJECT MULTIVERSE Jump right into a new world of hidden object puzzle adventure games with this collection of carefully crafted, highly praised FREE hidden object marvels, ALL IN ONE PLACE. Play more mystery games without leaving the application and look forward to new titles in this evergrowing set. PLETHORA OF STORIES Embark on a thrilling adventure in a multitude of breathtaking lands and immerse yourself in compelling tales filled with fascinating characters, both friendly and hostile. Unravel chilling stories of unexplained vanishing, mystery murder or a dark family secret. Is it a vicious crime or a supernatural event? Whatever the case, you will be captivated from the beginning to the end. DETECTIVE WORK Become a true detective and run a thorough investigation. Lead the inquiry, document evidence, and solve an abundance of exceptional puzzles. Use your deductive skills to get inside the minds of your adversaries. Connect the dots and solve the mystery conundrum. Whether it is a criminal case, a secret society conspiracy or unsolved mysteries of the past, discover the truth and don’t let the persecutors escape. HIDDEN OBJECTS GALORE Explore a vast number of mesmerizing sights in search of clues and practical appliances to advance your investigations. Challenge your perceptivity by scouring through plenty of heavily detailed, beautifully illustrated scenes filled with heaps of hidden objects. Find them all on a crime scene, in a haunted hotel, an enchanted forest and dozens of other unique places. ENTHRALLING VENUES Visit diverse, captivating settings in this expanding set of mystery games. Your journey will take you from mystery manor to dark city alley, from hidden hotel to dim dungeon. Anticipate new astonishing areas in the upcoming UNSOLVED in-app releases. AT THE FLOW OF THE TIDE UNSOLVED presents the remarkable EVENTIDE trilogy, including an exclusive bonus chapter, as the starting point for this new Hidden Object Adventure Games Collection from the creators of genre-defining mystery classics: ENIGMATIS and GRIM LEGENDS series. Start your journey in the magnificent world of Eventide. Join Mary Gilbert in her travel to eastern Europe and delve into stirring Slavic folklore only to encounter an unearthly threat. Discover Mary’s heritage and help her overcome the dangers she was destined to face. BRING ALL THE GAMES WITH YOU Optimized for phones and tablets, filled with hidden objects, perfect for playing while traveling. KEY FEATURES Enjoy an evergrowing collection of skillfully crafted FREE hidden object puzzle adventure games Run detective investigations, solve criminal cases or discover ancient mysteries Challenge your mind in exceptional puzzles Find tons of hidden objects in complex scenes Escape into a world of unforgettable mystery stories Be amazed by beautiful hand-painted sceneries Get thirsty for more adventures to come! NOT CONVINCED YET? Have a look at some of the reviews of our existing hidden object adventure games: NOIR CHRONICLES: CITY OF CRIME “Love this game! Artifex Mundi is truly awesome! Thank you!” CRIME SECRETS: CRIMSON LILY “Love it Artifex Mundi delivers again!!!!” THE MYTH SEEKERS: THE LEGACY OF VULCAN “Outstanding as always! They make awesome games. Never disappoint.” GRIM LEGENDS: THE DARK CITY "Fantastic game, good storyline. Entertaining with beautiful graphics especially the CGI clips. Keep 'em coming guys."
Screenshots
Verdict
The clearest difference is price: Unsolved at Free against Lost Echo's $4.49. Unsolved also leads on ratings volume (55K vs 86) and chart position (#38 vs unranked). Lost Echo's advantage is in-app purchases (none vs 12) and ads (none vs shown). On rating, review sentiment, update cadence and device support 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
Unsolved is free to download; Lost Echo costs $4.49 up front. Unsolved sells 11 one-off in-app purchases. Lost Echo asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.6 for Lost Echo against 4.7 for Unsolved. That said, the two scores are not equally well evidenced: Unsolved has 55K ratings behind it against 86, so its average is the more settled of the two. Written reviews are what separate them: 76% of Lost Echo's written reviews are positive against 71% of Unsolved's.
Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on September 23, 2026 and September 26, 2026 respectively.
| Parameter | Lost Echo | Unsolved |
|---|---|---|
| Price | $4.49 | Free — better |
| Rating | 4.6 (86 ratings) | 4.7 (55K ratings) — better |
| Positive reviews | 76.0% of reviews — better | 70.9% of reviews |
| Number of ratings | 86 | 55K — better |
| Update frequency | Fortnightly | Fortnightly |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Best chart rank | — | #38 — better |
| Devices | iPhone, iPad, iPod, Apple TV — better | iPhone, iPad, Mac |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 444 MB | 252 MB |
| Age rating | 12+ | 12+ |
| Developer | KickBack | Artifex Mundi S.A. |
Customer experience
Lost Echo
Unsolved
User reviews
Lost Echo
From 86 App Store ratingsWhat we love
- 🚀 Excellent story and plot
- 🎨 Beautiful graphics and visuals
- 🎶 Immersive soundtrack
- 👍 Engaging and thought-provoking gameplay
- 💡 Unique and innovative concept
Room to improve
- 🐢 Slow pacing and excessive dialogue
- 🤔 Confusing and unsatisfying ending
- 👨💻 Awkward character animations and interactions
- 🌐 Issues with translation and grammar
Unsolved
From 55K App Store ratingsWhat we love
- 🚀 Captivating stories
- 👍 Challenging puzzles
- 🎨 Beautiful graphics
Room to improve
- ⏱️ Energy depletes too quickly
- 🕰️ Slow energy regeneration
- 💰 Expensive in-app purchases
Bugs and requests
Lost Echo
Reported bugs
2 issues- Game progress getting deleted after updates
- Inability to progress past certain points
Requested features
4 requests- More challenging puzzles
- Multiple endings or branching storylines
- Improved character development
- Sequel or expansion to continue the story
Unsolved
Reported bugs
2 issues- Glitches causing progress loss
- Inconsistent ad rewards
Requested features
3 requests- More ways to earn energy for free
- Ability to purchase full game access
- Energy usage transparency
In-app purchases
Lost Echo
No in-app purchases
Unsolved
- Premium Pack Micro$1.99
- Special Offer Micro$1.99
- Special Offer Mini$2.99
Show 8 moreShow fewer
- Premium Pack Tiny$4.99
- Special Offer Tiny$4.99
- Premium Pass Tiny$4.99
- Premium Pack Standard$9.99
- Special Offer Standard$9.99
- Special Offer Big$19.99
- Premium Pack Big$19.99
- Premium Pass Big$19.99
Questions
Is Lost Echo free?
Is Unsolved free?
Which has better reviews, Lost Echo or Unsolved?
Do Lost Echo or Unsolved have ads?
Which is updated more often, Lost Echo or Unsolved?
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