Arithmetist vs The 2 A.M. Operator
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Arithmetist
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"Arithmetist" is an exciting fast-paced calculation puzzle game designed to test your math skills and quick thinking! Puzzle Rules The rules are simple yet challenging. Draw a single line to create an equation that matches the specified "Goal" number to clear the level. You will use the following basic operations: Addition: 1 + 1 = 2 Subtraction: 3 - 1 = 2 Multiplication: 1 x 2 = 2 Modulus: 7 % 5 = 2 Equations are calculated from left to right, so you need to be mindful of the order of operations. For example: 1 + 2 x 3 = 9 Following these rules, your task is to create the optimal equation to reach the goal number. Score The scoring system is based on the level and the length of the equation you create. Even if the result is the same, longer equations will earn higher scores. This means you need to think creatively and strategically, making the game not just about calculations but also about solving puzzles. Levels The game has a maximum level of 20. Reaching level 20 requires advanced calculation skills and cool-headed decision-making. Each level gradually increases in difficulty, constantly providing a new challenge for the player. Test your math abilities and aim for the highest level! Challenging Gameplay "Arithmetist" offers simple yet deep gameplay. Compete for high scores and challenge your own personal best to experience continuous discovery and a sense of accomplishment. Playing "Arithmetist" is not only fun but also helps improve your calculation and problem-solving skills. Enjoy the game anytime, anywhere on your smartphone. Download now and start your challenge! Aim to become the ultimate calculation puzzle master!
The 2 A.M. Operator
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It is 2 a.m. Who is on the other end of the line? You are the night-shift telephone operator. Read incoming calls, choose your questions, and investigate conflicting records. Use the evidence to identify the caller and decide where to connect them. The final connection is yours to make. TRUST THE VOICE, OR TRUST THE RECORD? Questions and investigation tools share a limited number of actions. Compare the caller's words with the information on the line, then find the clues you need to make your decision. EVERY CONNECTION LEAVES A TRACE Select your evidence, identify the caller, choose a destination, and make the connection. The consequences return in later calls and handover notes. FIVE NIGHTS. THIRTY-FIVE CALLS. Your call decisions and handover choices lead to 24 ending variations across four main branches. Read the endings you have reached, revisit handover decisions, or replay from an earlier night. PLAY THROUGH TEXT Japanese and English are supported. Calls can be read as text, and the story can be completed with audio muted. Adjust text size and sound levels, or reduce screen effects in the settings. Contains unsettling themes, sounds, and imagery, including references to death and supernatural beings.
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Verdict
The clearest difference is price: Arithmetist at Free against The 2 A.M. Operator's $3.99. Arithmetist also leads on iOS requirement (12.0 vs 15.0). The 2 A.M. Operator's advantage is in-app purchases (none vs 1) and ads (none vs shown). On 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
Arithmetist is free to download; The 2 A.M. Operator costs $3.99 up front. Arithmetist sells 1 one-off in-app purchase. The 2 A.M. Operator asks for nothing beyond the download.
| Parameter | Arithmetist | The 2 A.M. Operator |
|---|---|---|
| Price | Free — better | $3.99 |
| Update frequency | Daily | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 115 MB | 149 MB |
| Age rating | 4+ | 12+ |
| Developer | Code and DESIGN inc | Tokyo hammock Co.,Ltd. |
In-app purchases
Arithmetist
- No Ads$2.99
The 2 A.M. Operator
No in-app purchases





