Comparison

Gravity Duel vs Mech Boa

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

Head to head
About

Gravity Duel

Engage in intense battles where the last player standing wins. Maneuver your character and strategically eliminate opponents to secure victory in this survival-focused game.

Highlights
  • Last man standing gameplay
  • Player elimination battles
  • Strategic movement
  • Survival challenges
  • Multiplayer combat
Features
Read full description

Can you last long enough to win? Move your player and win the battle by eliminating your enemies. Last man standing is only option!

About

Mech Boa

Control a giant mechanical snake monster and unleash destruction on towns. Experience hyper-casual gameplay as you rampage through cities, demolishing everything in your path.

Highlights
  • Control a giant mechanical snake
  • Destroy towns
  • Hyper-casual gameplay
  • Rampage through cities
Read full description

Mech Boa is a hyper-casual game, in which the player controls the giant mechanical snake monster and destroy every town that came across his path.

Screenshots

Gravity Duel4 screens
Mech Boa4 screens

Verdict

The call

The clearest difference is in-app purchases: Mech Boa at none against Gravity Duel's 1. Mech Boa also leads on update cadence (every 5 days vs every 3 weeks) and ratings volume (142 vs 17). Gravity Duel's advantage is review sentiment (60% vs 26%) and rating (3.9 vs 3.7). On price, ads, 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. Gravity Duel sells 1 one-off in-app purchase. Mech Boa asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Gravity Duel holds the better App Store score, 3.9 against 3.7. That said, the two scores are not equally well evidenced: Mech Boa has 142 ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 60% of Gravity Duel's written reviews are positive against 26% of Mech Boa's.

UpkeepUpdate frequency

Gravity Duel ships an update every 3 weeks, Mech Boa every 5 days. The most recent releases landed on September 20, 2026 and September 21, 2026 respectively.

Scorecard6 real differences · 4 level
Gravity Duel versus Mech Boa: the parameters behind the verdict, then further details
ParameterGravity DuelMech Boa
PriceFreeFree
Rating3.9 (17 ratings) — better3.7 (142 ratings)
Positive reviews60.0% of reviews — better26.1% of reviews
Number of ratings17142 — better
Update frequencyEvery 3 weeksEvery 5 days — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better12.5
Further details — not scored
Size104 MB214 MB
Age rating9+9+
DeveloperTummy GamesYso Corp

Customer experience

Gravity Duel

All ratings17 ratings
Positive70.6%
Neutral5.9%
Negative23.5%
Written reviews5 reviews
Positive60.0%
Neutral20.0%
Negative20.0%

Mech Boa

All ratings142 ratings
Positive64.8%
Neutral6.3%
Negative28.9%
Written reviews23 reviews
Positive26.1%
Neutral8.7%
Negative65.2%

In-app purchases

1 purchases

Gravity Duel

One-time1
  • No Ads$2.99
None

Mech Boa

No in-app purchases

Questions

Is Gravity Duel free?
Gravity Duel is free to download, with in-app purchases available.
Is Mech Boa free?
Mech Boa is free to download, with no in-app purchases.
Which has better reviews, Gravity Duel or Mech Boa?
Gravity Duel is rated higher. Gravity Duel averages 3.9 out of 5 from 17 ratings, while Mech Boa averages 3.7 from 142 ratings.
Do Gravity Duel or Mech Boa have ads?
Both Gravity Duel and Mech Boa show ads.
Which is updated more often, Gravity Duel or Mech Boa?
Gravity Duel ships an update every 3 weeks, and Mech Boa every 5 days. Most recently, Gravity Duel was updated on September 20, 2026 and Mech Boa on September 21, 2026.

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