Zen Idle vs Exponential Idle
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Zen Idle
Engage in a relaxing physics-based puzzle game where you can choose to play actively or passively. Upgrade your game elements, collect powerful cards, and strategize to maximize your progress. Earn idle income even when you're away.
- Upgrade balls and stages
- Collectible cards for bonuses
- Evolving perk system
- Prestige system for bonuses
- Strategic card and perk combinations
- Idle income generation
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Play passively or actively. Plenty of deep strategy to try or simply sit back and relax. Some main features include - Upgrading balls and stages to increase income - Collectible cards - provides massive permanent bonuses to your game - Perk system - evolves every playthrough - Prestige - reset and begin again with massive bonuses to push further - Strategize - test strategies to see which cards and perks work best together - Game progresses while away, earn idle income See how far you can progress in this physics based, relaxing idle game. Choose to idle and take the zen path. Or develop a strategy and maximize productivity. 1000's of upgrades to buy! The game will continue to evolve and receive updates based on user feedback. From the creator of Idle Planet Miner and Idle Tap Zoo.
Exponential Idle
Engage in a math-inspired incremental game where you strategically stack virtual money through exponential growth. Advance through time, make variable changes, and purchase upgrades to accelerate your earnings and unlock achievements.
- Exponential growth mechanics
- Time progression
- Change of variables
- Buy upgrades
- Earn virtual money
- Unlock achievements
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Play Exponential Idle, a math-inspired incremental game. Your goal is to stack up money by taking advantage of exponential growth. To do so, you have to step through time by tapping the equation or simply let the time follow its course. You can perform change of variables to accelerate the process, buy upgrades, get rewards, and unlock achievements while earning virtual money.
Screenshots
Verdict
The clearest difference is review sentiment: Exponential Idle at 92% against Zen Idle's 55%. Exponential Idle also leads on rating (4.9 vs 4.6) and iOS requirement (8.0 vs 15.0). Zen Idle's advantage is update cadence (every 10 days vs every 3 weeks). On price, ratings volume, ads and in-app purchases 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. Zen Idle sells 10 one-off in-app purchases and Exponential Idle sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Exponential Idle holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 2.9K and 4.2K respectively. Written reviews point the same way: 55% of Zen Idle's written reviews are positive against 92% of Exponential Idle's.
Zen Idle ships an update every 10 days, Exponential Idle every 3 weeks. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.
| Parameter | Zen Idle | Exponential Idle |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (2.9K ratings) | 4.9 (4.2K ratings) — better |
| Positive reviews | 54.6% of reviews | 91.9% of reviews — better |
| Number of ratings | 2.9K | 4.2K — better |
| Update frequency | Every 10 days — better | Every 3 weeks |
| 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 | 8.0 — better |
| Further details — not scored | ||
| Size | 117 MB | 95 MB |
| Age rating | 4+ | 4+ |
| Developer | Tech Tree Games LLC | Gilles-Philippe Paille |
Customer experience
Zen Idle
Exponential Idle
Bugs and requests
Zen Idle
Not enough reviews yet to summarise bugs or requests.
Exponential Idle
Reported bugs
3 issues- Puzzle mini-games not loading correctly
- Offline progress issues after updates
- Occasional app crashes
Requested features
5 requests- More mini-games and challenges
- Better explanations for advanced mechanics
- Adjustable color schemes and visual customization
- Improved offline progress tracking
- Smoother performance and optimization
In-app purchases
Zen Idle
- Gem Pack 1$4.99
- Starter Pack$9.99
- Remove Ads$9.99
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- Gem Pack 2$9.99
- Gem Pack 3$19.99
- Epic Pack$29.99
- Gem Pack 4$29.99
- Card Pack 1$29.99
- Prestige Pack$29.99
- Gem Pack 5$49.99
Exponential Idle
- Donate$0.99
- Permanent Ad Reward$1.99
- Donate$1.99
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- Donate$3.99
Questions
Is Zen Idle free?
Is Exponential Idle free?
Which has better reviews, Zen Idle or Exponential Idle?
Do Zen Idle or Exponential Idle have ads?
Which is updated more often, Zen Idle or Exponential Idle?
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