Comparison

Tempest Game Clock vs Reversi

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

Head to head
About

Tempest Game Clock

This companion app transforms your iPhone into a high-definition display for a physical, tournament-style game clock. It pairs with the clock to provide clear analog and digital timing for various board games, including a strict tournament mode.

Highlights
  • iPhone display integration
  • Analog and digital game timing
  • Supports increments and delays
  • Tournament mode
  • Compatible with Chess, Backgammon, Go, Scrabble, etc.
  • Pairs with physical game clock
Read full description

This is a COMPANION APP to the Tempest Game Clock (available at tempestclock.com) A unique, tournament-style, heavy-weighted game clock that uses your own iPhone as its high definition, full color display. This app is intended only for owners of the Tempest Game Clock: a deluxe traditional form factor chess clock (using a patented precision rocker to control play during the game, not the touch screen). It pairs with this app to deliver clear analog and digital game timing with or without increments, delays, sudden death or OT time controls. Perfect for Chess, Backgammon, Go, Scrabble, Othello/Reversi, Checkers/Draughts, and other board games. Tempest features a strict TOURNAMENT MODE - which disables all phone / text functionality during rated games per FIDE and USCF guidelines. To see the clock in action and to order yours, please visit tempestclock.com.

About

Reversi

Features
Read full description

Reversi is the timeless strategy board game of black and white discs. Easy to learn in seconds, yet impossible to master, every move can flip the balance of power on the 8×8 board. Outflank your opponent by trapping their discs between yours, flip them to your color, and rule the board when the last square is filled. One wrong move can hand your rival the win — so think ahead! FEATURES • Single-player vs. a smart AI opponent with three difficulty levels — Easy, Medium, and Hard • Two-player pass-and-play on a single device — challenge a friend anywhere • "Best Move" hints to learn winning tactics and sharpen your strategy • Legal-move highlights so you always know where you can play • Clean, modern design with smooth disc-flip animations and satisfying haptics • Live scoreboard and instant game-over results • Fully playable offline — no account, no sign-up, no internet required • Free to play WHY YOU'LL LOVE IT Whether you're new to the game or a seasoned strategist, this is the perfect brain game for a quick mental workout or a relaxing match. Train your logic, plan your strategy, and enjoy a classic tabletop duel reimagined for iPhone and iPad. Download Reversi now and start flipping!

Screenshots

Tempest Game Clock4 screens
Reversi3 screens

Verdict

The call

The clearest difference is ads: Tempest Game Clock at none against Reversi's shown. Tempest Game Clock also leads on iOS requirement (12.0 vs 26.0). Reversi's advantage is update cadence (weekly vs every 2 months). 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

Tempest Game Clock ships an update every 2 months, Reversi weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Tempest Game Clock versus Reversi: the parameters behind the verdict, then further details
ParameterTempest Game ClockReversi
PriceFreeFree
Rating4.6 (8 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings8 — better—
Update frequencyEvery 2 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad
Requires iOS12.0 — better26.0
Further details — not scored
Size39 MB7 MB
Age rating4+4+
DeveloperTEMPO-GAMES LLCChristian Deckert

In-app purchases

None

Tempest Game Clock

No in-app purchases

None

Reversi

No in-app purchases

Questions

Is Tempest Game Clock free?
Tempest Game Clock is free to download, with no in-app purchases.
Is Reversi free?
Reversi is free to download, with no in-app purchases.
Do Tempest Game Clock or Reversi have ads?
Reversi shows ads; Tempest Game Clock does not.
Which is updated more often, Tempest Game Clock or Reversi?
Tempest Game Clock ships an update every 2 months, and Reversi weekly. Most recently, Tempest Game Clock was updated on November 3, 2026 and Reversi on October 31, 2026.

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