Comparison

Unknown vs Spacetime Chronicles

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Unknown

Embark on a mystery adventure as Sophia searches for her missing brother in the eerie village of Ravenfield. Uncover dark secrets, solve puzzles, and interact with townsfolk to reveal a hidden family past.

Highlights
  • Engrossing storyline
  • Puzzles and riddles
  • Townsfolk interactions
  • Chilling game environment
  • Clue discovery
Read full description

"Unknown - Raven Field" is a mystery adventure game that combines an immersive storyline with an intense atmosphere. Sophia, in search of her missing brother, sends a photograph and a letter to Vincent Marlowe, the protagonist. With no memory of her past, Sophia ventures to the eerie village of Ravenfield to uncover the whereabouts of her brother. In this nearly deserted town, a hidden secret awaits to be revealed. What dark events have taken place in Ravenfield? Features of Unknown - Raven Field: - Engrossing Storyline: Dive into the memories of Sophia, her brother Noah, and their mother Olivia. Discover the lost past of the family and the hidden secrets of Ravenfield. - Puzzles and Riddles: Search for clues hidden throughout the village and solve puzzles to uncover the truth behind Ravenfield. - Interactions with Townsfolk: Engage in conversations and interactions with the town's residents to get closer to the truth. Unravel the clues hidden in their words. - Chilling Game Environment: Experience an eerie atmosphere enhanced by suspenseful background music and intricately designed environments that deepen the mystery of Ravenfield. "Unknown - Raven Field" is a mystery escape game filled with a rich narrative and captivating gameplay. Embark on a thrilling journey to uncover family secrets and hidden truths. Explore the village of Ravenfield, solve challenging puzzles, and join Sophia in unveiling the mystery. Start your adventure now and experience the gripping conclusion!

About

Spacetime Chronicles

Embark on a unique paper stop-motion adventure where you guide a boy through a collapsing timeline. Solve puzzles by observing your surroundings in handcrafted paper sets. The initial part of the journey is free, with a single purchase unlocking the full experience.

Highlights
  • Hand-cut paper stop-motion animation
  • Time-traveling narrative adventure
  • Observational puzzle-solving
  • Multiple diverse environments
  • Customizable touch controls
  • Offline play
Features
Read full description

Every room, every character, every frame: real paper, cut and animated by hand. Spacetime Chronicles is an animated feature film that turned into a game. Start for free: the first part of the adventure (about 25 minutes) is included. Unlock the full journey with a single in-app purchase, at any time from the pause menu or when the free part ends. Already bought the game? Everything stays unlocked. Fred was late for school. Then a cat walked past — and the century changed. Spacetime Chronicles is a paper stop-motion adventure about a boy, a cat, and the accidental collapse of time. Every room is a real paper set, every puzzle is solved by looking closely at the world, and nothing is explained twice. WHAT YOU DO Follow the cat through a school, an airport, a Tokyo street, a bus depot and places that should not exist. Climb, jump, push, hide, and work out what the world wants from you. Some rooms are quiet. Some are a maze with a clock running down. One is a tesseract. MADE BY HAND Every set, every character and every frame was cut from paper and animated in stop motion — this is an animated feature film that turned into a game, made by one person over several years. WHAT'S INSIDE - A full adventure, several hours long - English voices, subtitles in English, Italian, Spanish, French and German - Touch controls you can move, resize and place wherever you like - No internet, no account, no ads, no tracking - Play offline, anywhere Buy it once. It's yours.

Screenshots

Unknown4 screens
Spacetime Chronicles4 screens

Verdict

The call

The clearest difference is price: Spacetime Chronicles at Free against Unknown's $2.99. Spacetime Chronicles also leads on review sentiment (100% vs 67%) and update cadence (every 2 days vs every 6 months). Unknown's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.0). On ads 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

CostPrice · In-app purchases · Ads · Monetization

Spacetime Chronicles is free to download; Unknown costs $2.99 up front. Spacetime Chronicles sells 1 one-off in-app purchase. Unknown asks for nothing beyond the download.

UpkeepUpdate frequency

Unknown ships an update every 6 months, Spacetime Chronicles every 2 days. Both last shipped on October 25, 2026.

Scorecard6 real differences · 4 level
Unknown versus Spacetime Chronicles: the parameters behind the verdict, then further details
ParameterUnknownSpacetime Chronicles
Price$2.99Free — better
Rating4.9 (8 ratings) — better—
Positive reviews66.7% of reviews100.0% of reviews — better
Number of ratings8 — better—
Update frequencyEvery 6 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPod, MaciPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size90 MB3.7 GB
Age rating12+4+
DeveloperTaegyu KimSeenfilm di Bertelli Stefano Sas & c.

Customer experience

Unknown

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews9 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Spacetime Chronicles

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Unknown

No in-app purchases

1 purchases

Spacetime Chronicles

One-time1
  • Full Game$3.99

Questions

Is Unknown free?
Unknown costs $2.99, with no in-app purchases.
Is Spacetime Chronicles free?
Spacetime Chronicles is free to download, with in-app purchases available.
Do Unknown or Spacetime Chronicles have ads?
Neither Unknown nor Spacetime Chronicles shows ads.
Which is updated more often, Unknown or Spacetime Chronicles?
Unknown ships an update every 6 months, and Spacetime Chronicles every 2 days. Most recently, Unknown was updated on October 25, 2026 and Spacetime Chronicles on October 25, 2026.

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