One Plus Two = 3 vs Ethos Idle
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
One Plus Two = 3
Engage your mind with a unique puzzle game that blends numbers and letters. Solve challenges by translating numerical values into descriptive phrases using a given set of letters. Earn power-ups as you progress through increasingly complex mathematical and linguistic riddles.
- Number to phrase translation
- Mathematical operations integration
- Use all provided letters
- Result must match target number
- Power-up rewards
- Hidden gameplay hints
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This is the new type of puzzle which involves spelling and math. You see a number. You have a set of letters, which describe this numbers. You start from such simple tasks as 1 = one to such phrases as 14 = three times four plus two There is a pure math fun in solving them. There are several types of hints, which can help you become an ultimate problem solver: - you should always use all the letters to fill in the blank spaces - the result of the phrase should be equal to the number atop of the screen - you'll know what math operations are involved in phrase building - after several successful answers you'll earn "open a random word" powerup - there is also one more hidden hint, which you'll notice after some time of playing. One Plus Two = 3 is a great way of spending time solving puzzles.
Ethos Idle
Guide humanity's progress from its earliest discoveries to the distant future. Manage your tribe's choices, develop over 200 unique ideas, and explore the world. Advance your civilization, unlock bonuses, and enjoy a single-player, offline experience with optional ads.
- Develop over 200 historic ideas
- Explore and exploit the world
- Manage tribe choices
- Unlock exploration bonuses and synergies
- Prestige mechanic upgrades
- Customizable challenge scenarios
- Offline single-player experience
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Chart the progess of Humanity through the ages, and guide their every discovery from the moment they kindle the first fire to the far future. Develop over 200 unique ideas across three different flavours of thought. Help your people to conquer or make peace with their enemies, explore and exploit the world, and develop projects to meet their needs. Manage your tribe's choices to squeeze out more strength, or sit back and idle as your clan develop on their own. Advance as far as you can take your people, and then collect bonuses to improve future runs. Select varied challenges that change the way the game plays, and combine these challenges to create your own unique scenarios with big rewards. Features: - Over 200 historic ideas to develop, across 3 flavours of thought - Dozens of exploration bonuses and synergies to unlock and exploit - Permanently power up your civilisation with prestige mechanic upgrades - Combine varied challenge conditions to create your own scenarios with powerful rewards - Optional, out-of-the-way ads won't interrupt your experience - A completely offline, single player experience - All game content is accessible for free
Screenshots
Verdict
The clearest difference is rating: Ethos Idle at 4.8 against One Plus Two = 3's 3.0. Ethos Idle also leads on review sentiment (84% vs 60%) and update cadence (fortnightly vs every 2 months). On price, ads, in-app purchases and monetization model 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. One Plus Two = 3 sells 2 one-off in-app purchases and Ethos Idle sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Ethos Idle holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Ethos Idle has 239 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 60% of One Plus Two = 3's written reviews are positive against 84% of Ethos Idle's.
One Plus Two = 3 ships an update every 2 months, Ethos Idle fortnightly. The most recent releases landed on September 7, 2026 and September 25, 2026 respectively.
| Parameter | One Plus Two = 3 | Ethos Idle |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (4 ratings) | 4.8 (239 ratings) — better |
| Positive reviews | 60.0% of reviews | 84.4% of reviews — better |
| Number of ratings | 4 | 239 — better |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 27 MB | 101 MB |
| Age rating | 4+ | 4+ |
| Developer | Alexey Izvalov | Graham Goldstein |
Customer experience
One Plus Two = 3
Ethos Idle
Bugs and requests
One Plus Two = 3
Not enough reviews yet to summarise bugs or requests.
Ethos Idle
Reported bugs
2 issues- RNG for challenges is unfair and unfun
- Unlocking buffs for inaccessible technologies
Requested features
2 requests- Option to remove ads entirely
- Clarification on prestige warp gain multipliers
In-app purchases
One Plus Two = 3
- 100 Hint Bulbs$0.99
- 1000 Hint Bulbs$4.99
Ethos Idle
- x2 Speed$6.99
Questions
Is One Plus Two = 3 free?
Is Ethos Idle free?
Which has better reviews, One Plus Two = 3 or Ethos Idle?
Do One Plus Two = 3 or Ethos Idle have ads?
Which is updated more often, One Plus Two = 3 or Ethos Idle?
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