Operator vs SumX
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Operator
Engage in quick, brain-boosting math puzzles that transform arithmetic into an exciting challenge. This logic game offers various difficulty modes and a daily challenge to keep your mind sharp and alert, whether you're a student or an adult seeking a mental workout.
- Four standard difficulty modes
- Daily 3x3 grid challenge
- Offline and online play
- Global leaderboards
- Progress tracking and achievements
- Timed equation solving
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Replace mindless scrolling with quick, brain-boosting math puzzles! Operator is a fun and addictive logic game designed to keep your mind sharp and alert. Whether you are a student practicing basic math or an adult looking for a high-speed mental math workout, these puzzles transform arithmetic into an exciting challenge of strategy and speed. Why Choose Operator? • Four Standard Difficulty Modes: From the learning-friendly "Easy" mode to the mind-bending "Expert" mode, logic challenges for all await! • Daily Challenge Mode: Master the 3x3 grid! Determine and fill in the missing mathematical operators to satisfy all rows and columns simultaneously. • Brain Training on the Go: Play offline or online—perfect for your commute or a quick break. • Compete Globally: Climb the online leaderboards and prove your skills. • Track Your Progress: Earn dozens of achievements and maintain your Daily Streak to build a healthy brain habit. The Main Challenge: In the standard game modes, solve equations to level up and add precious seconds to the clock. It’s a race against time where logic and quick thinking are your only weapons! How high can you score before time runs out? Download Operator today!
SumX
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SumX: The Daily Math Grid & Brain Training Sharpen your mind with SumX, the addictive daily math puzzle designed for speed and logic. If you love Sudoku, Wordle, or mental math challenges, SumX is your new morning ritual. Find the target number, spot the patterns, and climb the leaderboard. [HOW TO PLAY] The Target: Every grid has a unique target number. Build Your Solution: Tap numbers and operators (+ or ×) to reach the goal. Beat the Clock: You have 3 minutes! How many solutions can you find? Speed Bonus: Earn extra points for finishing early with our time-saver bonus. [WHY SUMX?] Daily Mental Workout: A fresh math grid every day to keep your brain agile. Private Groups: Create a group, share your Group Code, and compete on a private leaderboard with friends and family. Analyze & Learn: Missed a solution? Use "Show Missing" to see overlooked patterns in red. Track Progress: Detailed stats to monitor your arithmetic speed and cognitive growth. [PERFECT FOR] Fans of logic puzzles and number games. Students practicing mental math and multiplication. Adults looking for a quick, 3-minute brain teaser.
Screenshots
Verdict
The clearest difference is ads: Operator at none against SumX's shown. Operator also leads on update cadence (every 4 days vs every 11 days). SumX's advantage is iOS requirement (15.1 vs 17.6). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Operator ships an update every 4 days, SumX every 11 days. The most recent releases landed on October 19, 2026 and October 25, 2026 respectively.
| Parameter | Operator | SumX |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (18 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 18 — better | — |
| Update frequency | Every 4 days — better | Every 11 days |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 5 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Brian Davis | SumX Games LTD. |
In-app purchases
Operator
No in-app purchases
SumX
No in-app purchases









