Comparison

Forgotten Mystery vs Spot The Diff

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

Head to head
About

Forgotten Mystery

Step into the role of a detective to solve intricate murder cases. Examine crime scenes, interrogate suspects, and analyze forensic evidence to make a single, crucial accusation. Play offline and enjoy a true detective experience with no ads.

Highlights
  • Solve complete murder cases
  • Examine crime scenes
  • Interrogate suspects
  • Analyze forensic evidence
  • Make one accusation
  • Play offline
  • No ads
Features
Read full description

Forgotten Mystery is a FREE murder mystery detective game — with NO ADS and no sign-up required. Step into the role of the detective and solve unsolved murder cases from start to finish. Every case is a complete investigation: • Read the official police report • Examine the crime scene • Interrogate every suspect and catch them in a lie • Study the forensic evidence • Then make ONE accusation — name the killer. One shot. No second chance. TWO CASES FREE TO PLAY. Unlock all 23+ premium mysteries with a one-time Lifetime purchase or a monthly membership — every new case included. WHY YOU'LL LOVE IT • 25+ complete murder mystery case files • Real detective work — no random guessing • Cleverly written suspects, alibis, and red herrings • Play offline once a case is downloaded • Absolutely no ads, ever • Available in English, German, French, Spanish,, Japanese, and Italian Whether you love cold cases, whodunits, true-crime puzzles, or classic detective mysteries, Forgotten Mystery puts a real unsolved case file in your hands. Can you catch the killer? — SUBSCRIPTION & TERMS — Premium unlocks all 23+ premium cases and every future case. • Premium Weekly: auto-renewable subscription, $5.99/week (or local equivalent); renews automatically until cancelled • Lifetime Access: one-time purchase, $31.99 (or local equivalent); not a subscription Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://forgottenmystery.com/privacy

About

Spot The Diff

Features
Read full description

Train your eyes with three relaxed visual puzzle modes in one colorful collection. SPOT THE DIFFERENCE Compare two detailed scenes and tap every hidden change. HIDDEN OBJECTS Search a richly illustrated scene for every object on your list. ODD ONE OUT Study four choices and identify the one that does not belong. MULTIPLAYER Start a one-device Quick Play match or create and join private rooms with friends. Choose a player name, compare results, and race to find every change. FEATURES - Three distinct visual puzzle modes - Mixed themes and an expanding level collection - Helpful hints, magnifiers, and reveals - Clear progress tracking and daily rewards - Single-player does not require an account - Sign-in is required for cloud save and multiplayer - Touch-friendly layouts for iPhone and iPad Play at your own pace, use a power-up when you need a nudge, and move straight into the next visual challenge.

Screenshots

Forgotten Mystery4 screens
Spot The Diff4 screens

Verdict

The call

The clearest difference is ads: Forgotten Mystery at none against Spot The Diff's shown. Forgotten Mystery also leads on update cadence (every 2 days vs every 10 days). On price, in-app purchases, device support and iOS requirement 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

Both are free to download. Forgotten Mystery sells 2 in-app purchases, starting at $4.99 per month and Spot The Diff sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Forgotten Mystery ships an update every 2 days, Spot The Diff every 10 days. Both last shipped on September 24, 2026.

Scorecard2 real differences · 7 level
Forgotten Mystery versus Spot The Diff: the parameters behind the verdict, then further details
ParameterForgotten MysterySpot The Diff
PriceFreeFree
Rating4.3 (4 ratings) — better—
Number of ratings4 — better—
Update frequencyEvery 2 days — betterEvery 10 days
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size11 MB79 MB
Age rating12+4+
Developerserthan topalMISTIX WATERS LLP

In-app purchases

2 purchases

Forgotten Mystery

Subscriptions1
  • Monthly Premium$4.991 Month
One-time1
  • Lifetime Access$22.99
5 purchases

Spot The Diff

One-time5
  • Small Coin Pack$0.99
  • Medium Coin Pack$4.99
  • Remove Ads$4.99
Show 2 more
  • Large Coin Pack$9.99
  • Mega Coin Pack$19.99

Questions

Is Forgotten Mystery free?
Forgotten Mystery is free to download, with in-app purchases available.
Is Spot The Diff free?
Spot The Diff is free to download, with in-app purchases available.
Do Forgotten Mystery or Spot The Diff have ads?
Spot The Diff shows ads; Forgotten Mystery does not.
Which is updated more often, Forgotten Mystery or Spot The Diff?
Forgotten Mystery ships an update every 2 days, and Spot The Diff every 10 days. Most recently, Forgotten Mystery was updated on September 24, 2026 and Spot The Diff on September 24, 2026.

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