Comparison

Escape vs Zero/Sum

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

Head to head
About

Escape

Features
Read full description

The game rule is very simple! Press left or right button and find the escape point. But, as you see, the escape point is not easy to discover. This game is easy to play and it is very fun!

About

Zero/Sum

Solve mathematical puzzles to uncover a cure for cancer in this unique puzzle game. Experience an 80s action movie-inspired storyline with live-action cinematics and a variety of fresh puzzle mechanics. Features daily challenges and time trials.

Highlights
  • Unique and original puzzle gameplay
  • 80s action movie-inspired storyline
  • Full motion video cinematics with real actors
  • Variety of puzzle types (melting, number)
  • Daily Challenge Mode with new puzzles
  • Time Trial mode
Features
Read full description

On the eve of discovering a mathematical cure for cancer, your mentor, Professor Claire Liddy, is murdered. Fortunately, before she died, the Professor was able to erase many of the plus and minus signs with her bloody hands, saving the cure from falling into the hands of her killers. Now it is up to you to fill back in the missing parts of the equation and resolve your professor's cure. It's up to you to cure cancer -- AGAIN! (It's a comedy). FEATURES - A completely UNIQUE and ORIGINAL puzzle game! - Puzzle gameplay that will make you feel and look SMART! - A thrilling, 80s ACTION MOVIE-inspired storyline! - Full motion video GREEN SCREEN cinematics! With REAL human ACTORS! - NO mention of CANDY or CUPCAKES or sweets of any kind in the story at all! - A variety of different puzzle types and mechanics to keep things FRESH (melting puzzles, number puzzles, and so much more)! - A Daily Challenge Mode featuring 10 NEW puzzles EVERY DAY! - Time Trial mode - try to beat your best time on RANDOM PUZZLES! - Completely INDEPENDENTLY developed and published! (Support your local punk band)! I ignored my newborn child to make this game, please ignore yours to play it!* *Note: I worked on the game every night after my son fell asleep, there is nothing more important to me than being a father. That being said, this game is a CLOSE second. Like neck and neck, really.

Screenshots

Escape4 screens
Zero/Sum4 screens

Verdict

The call

The clearest difference is ads: Zero/Sum at none against Escape's shown. Zero/Sum also leads on update cadence (every 2 months vs every 14 months) and iOS requirement (8.0 vs 15.6). On price, 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Escape ships an update every 14 months, Zero/Sum every 2 months. The most recent releases landed on November 9, 2026 and November 2, 2026 respectively.

Scorecard3 real differences · 7 level
Escape versus Zero/Sum: the parameters behind the verdict, then further details
ParameterEscapeZero/Sum
PriceFreeFree
Rating—4.2 (27 ratings) — better
Positive reviews—53.8% of reviews
Number of ratings—27 — better
Update frequencyEvery 14 monthsEvery 2 months — better
AdsYesNo — better
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.68.0 — better
Further details — not scored
Size89 MB973 MB
Age rating4+12+
DeveloperOscar TsangSean Kearney

In-app purchases

None

Escape

No in-app purchases

None

Zero/Sum

No in-app purchases

Questions

Is Escape free?
Escape is free to download, with no in-app purchases.
Is Zero/Sum free?
Zero/Sum is free to download, with no in-app purchases.
Do Escape or Zero/Sum have ads?
Escape shows ads; Zero/Sum does not.
Which is updated more often, Escape or Zero/Sum?
Escape ships an update every 14 months, and Zero/Sum every 2 months. Most recently, Escape was updated on November 9, 2026 and Zero/Sum on November 2, 2026.

Other comparisons