Comparison

Tank War Defender 2 vs 7Sec Chess

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

Head to head
About

Tank War Defender 2

Command a powerful war tank to defend your HQ from waves of enemy tanks. Upgrade weapons, unlock air support, and explore diverse environments. This arcade strategy game tests your reflexes and tactics for an immersive battlefield experience.

Highlights
  • Defend HQ from enemy tanks
  • Survive endless enemy waves
  • Unlock air support
  • Upgrade weapons
  • Explore multiple war environments
  • Save and share high scores
Features
Read full description

Get ready for battle! In Tank War Defender, you take command of a powerful war tank and protect your HQ against endless waves of increasingly dangerous enemy tanks. Defend your territory, upgrade your weapons, and prove your skills as a true battlefield strategist. Main Features: • Fight against fearsome enemy tanks • Survive endless waves of armored units as long as you can • Unlock air support to dominate the battlefield • Upgrade your weapons with the dollars you collect • Explore multiple war environments with improved graphics • Save and share your high scores online to challenge players worldwide Why play Tank War Defender? An intense, adrenaline-pumping war experience An arcade + strategy game that tests your reflexes and tactics Fun animations and optimized graphics A gameplay that’s simple, addictive, and immersive

About

7Sec Chess

Features
Read full description

Get ready for the most intense chess experience ever! In 7Sec Chess, every move must be made within 7 seconds — test your focus, speed, and strategy like never before. Play online with real players or offline against AI, and prove your mastery in lightning-fast matches! Features: • Classic chess with a 7-second move timer • 20.000+ more Mate in One Move Challenges • Online multiplayer with ranked matches • Real-time check and checkmate animations • Smooth, modern board design with realistic pieces • Local statistics tracking (Wins, Losses, Streaks, Win %) Can you stay calm when the clock is ticking? Challenge your mind and climb the ranks to become the fastest chess master!

Screenshots

Tank War Defender 24 screens
7Sec Chess4 screens

Verdict

The call

The clearest difference is update cadence: 7Sec Chess at weekly against Tank War Defender 2's every 10 months. Tank War Defender 2's advantage is iOS requirement (12.0 vs 15.0). On price, 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

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

UpkeepUpdate frequency

Tank War Defender 2 ships an update every 10 months, 7Sec Chess weekly. The most recent releases landed on October 21, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 8 level
Tank War Defender 2 versus 7Sec Chess: the parameters behind the verdict, then further details
ParameterTank War Defender 27Sec Chess
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews25.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 10 monthsWeekly — better
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size44 MB120 MB
Age rating12+4+
DeveloperJean Lionel DarieSalih Eksioglu

In-app purchases

None

Tank War Defender 2

No in-app purchases

None

7Sec Chess

No in-app purchases

Questions

Is Tank War Defender 2 free?
Tank War Defender 2 is free to download, with no in-app purchases.
Is 7Sec Chess free?
7Sec Chess is free to download, with no in-app purchases.
Do Tank War Defender 2 or 7Sec Chess have ads?
Both Tank War Defender 2 and 7Sec Chess show ads.
Which is updated more often, Tank War Defender 2 or 7Sec Chess?
Tank War Defender 2 ships an update every 10 months, and 7Sec Chess weekly. Most recently, Tank War Defender 2 was updated on October 21, 2026 and 7Sec Chess on October 15, 2026.

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