Comparison

Underground Blossom vs Triple Sum

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

Head to head
About

Underground Blossom

Embark on a point-and-click adventure through the life and memories of Laura Vanderboom. Travel through metro stations, each representing a part of her past and future, solving puzzles to uncover her story and escape her inner turmoil.

Highlights
  • Point-and-click puzzle adventure
  • Journey through 7 unique metro stations
  • Solve puzzles and uncover secrets
  • Atmospheric soundtrack
  • Gripping story full of mysteries
Features
Read full description

Descend into the Rusty Lake Underground and travel through the life and memories of Laura Vanderboom! Travel from station to station, each metro stop symbolising a piece of Laura's past and future. Solve various puzzles, find the correct metro to board and uncover one of Laura’s timelines, while simultaneously helping her make sense of her life and escape the corruption of her mind! Underground Blossom is a new point-and-click adventure developed by the creators of the Cube Escape & Rusty Lake series. Features: ▪ A new experience in a familiar setting Enjoy a classic Rusty Lake point-and-click puzzle adventure with a gripping story full of mysteries and, of course, puzzles. ▪ Expect to make several stops Travel to 7 unique metro stations, each station a representation of Laura Vanderboom’s life, memories and potential future. The estimated travel time is 2 hours. ▪ You know what to do Unravel the potential secrets hidden in each metro station, earn achievements and who knows what else you might stumble upon! ▪ Don’t forget your headphones At each metro stop you will be greeted by an atmospheric soundtrack by Victor Butzelaar, including a cello performance by Sebastiaan van Halsema!

About

Triple Sum

This creative number puzzle game challenges players with simple rules and deep logic using only the numbers 1, 2, and 3. Solve puzzles by matching target numbers using sums of rows, columns, and diagonals. Offers various game modes, global leaderboards, and achievements for brain training and cognitive stimulation.

Highlights
  • Three number logic puzzles
  • Sum of rows, columns, and diagonals
  • Standard, Daily, and Special modes
  • Global leaderboards
  • Achievements and badges
  • Brain training and cognitive stimulation
Features
Read full description

Triple Sum – Creative Number Puzzle Game Triple Sum is a creative and innovative casual puzzle game that challenges you with just three numbers: 1, 2, and 3. Simple in rules, yet deep in logic, this game tests your mathematical thinking and problem-solving skills. Simple to play, but hard to master Tap Sum for the numbers you need Tap Remove for those you don’t You can use not only the sums of rows and columns but also the sums of diagonals to solve the puzzle. Since the number of target numbers to match is displayed, you can also make inferences based on that. Clear all the correct & wrong tiles on the board to complete the puzzle Stuck? Use hints to guide your way! Game Modes Standard Mode – Classic stage-based puzzles Daily Challenge – Beat a timed series like 3x3 → 5x5 → 7x7 or 5x5 → 6x6 → 7x7 Special Challenge – Includes numbers 4 and 5 for more complexity and fun Rankings / Achievements / Record Global Leaderboard – Compete with players worldwide. You can check their nationality and scores here. Achievements – Unlock special badges for every challenge Calendar & Badges – Complete daily puzzles, collect badges, and enter the Hall of Fame Why Triple Sum? Only the simple numbers 1, 2, and 3 are used, but the challenge is endless. A game that is easy yet difficult, and difficult yet easy to play. Intuitive gameplay & easy controls Addictive logic puzzles with clean design Excellent for brain training and cognitive stimulation + Dementia Prevention Perfect for quick daily sessions Great for both puzzle lovers and casual players alike Develop your ability to solve problems using logic, intuition, and the process of elimination. Download Triple Sum now and enjoy the thrill of numbers, logic, and achievement! Made in Canada with Love! #NumberPuzzle #LogicGame #BrainTraining #DailyChallenge #CasualGame #TripleSum #MathPuzzle #MinimalDesign

Screenshots

Underground Blossom4 screens
Triple Sum3 screens

Verdict

The call

The clearest difference is price: Triple Sum at Free against Underground Blossom's $2.99. Triple Sum also leads on update cadence (daily vs weekly). Underground Blossom's advantage is ratings volume (4.5K vs 1) and chart position (#54 vs unranked). On rating, ads, in-app purchases 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

Triple Sum is free to download; Underground Blossom costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Underground Blossom against 5.0 for Triple Sum. That said, the two scores are not equally well evidenced: Underground Blossom has 4.5K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Underground Blossom ships an update weekly, Triple Sum daily. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 6 level
Underground Blossom versus Triple Sum: the parameters behind the verdict, then further details
ParameterUnderground BlossomTriple Sum
Price$2.99Free — better
Rating4.9 (4.5K ratings)5.0 (1 ratings) — better
Positive reviews97.6% of reviews—
Number of ratings4.5K — better1
Update frequencyWeeklyDaily — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
Best chart rank#54 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better13.0
Further details — not scored
Size196 MB69 MB
Age rating12+4+
DeveloperRusty LakeJisu Jung

Customer experience

Underground Blossom

All ratings4,355 ratings
Positive98.6%
Neutral0.8%
Negative0.6%
Written reviews695 reviews
Positive97.6%
Neutral1.7%
Negative0.7%

Triple Sum

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Underground Blossom

Reported bugs

2 issues
  • Occasional language inconsistencies between stations
  • Difficulty in backtracking to previous locations

Requested features

3 requests
  • More in-depth exploration of the Rusty Lake lore
  • Longer and more complex puzzles
  • Additional gameplay modes or mini-games

Triple Sum

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Underground Blossom

No in-app purchases

None

Triple Sum

No in-app purchases

Questions

Is Underground Blossom free?
Underground Blossom costs $2.99, with no in-app purchases.
Is Triple Sum free?
Triple Sum is free to download, with no in-app purchases.
Which has better reviews, Underground Blossom or Triple Sum?
Triple Sum is rated higher. Underground Blossom averages 4.9 out of 5 from 4.5K ratings, while Triple Sum averages 5.0 from 1 ratings.
Do Underground Blossom or Triple Sum have ads?
Neither Underground Blossom nor Triple Sum shows ads.
Which is updated more often, Underground Blossom or Triple Sum?
Underground Blossom ships an update weekly, and Triple Sum daily. Most recently, Underground Blossom was updated on November 1, 2026 and Triple Sum on October 24, 2026.

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