# ConsMath vs 66 Days

ConsMath and 66 Days both sit at 5.0 stars, but that hides the real split: 100% of ConsMath's written reviews are positive against 50% of 66 Days's. ConsMath also leads on monetization model (free vs freemium) and iOS requirement (13.0 vs 17.0). 66 Days's advantage is ratings volume (228 vs 5). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. ConsMath sells 1 one-off in-app purchase and 66 Days sells 2 in-app purchases, starting at $15.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for ConsMath against 4.9 for 66 Days. That said, the two scores are not equally well evidenced: 66 Days has 228 ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 100% of ConsMath's written reviews are positive against 50% of 66 Days's.

## The numbers

| Metric | ConsMath | 66 Days |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/consmath/id1547583993/reviews)** | [4.9 (228 ratings)](https://appshunter.io/ios/app/66-days-ai-interview-prep/id6752681422/reviews) |
| Number of ratings | 5 | **228** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 10 days |
| Monetization | **Free** | Freemium |
| Size | 1 MB | 110 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aleks Geldash](https://appshunter.io/developer/1821045064) | [Uru Technologies, LLC](https://appshunter.io/developer/1840551197) |

## What reviewers say

### ConsMath

[App page](https://appshunter.io/ios/app/consmath/id1547583993)

Practice mental math and business case interview skills with this app. It offers daily exercises for precise or estimated answers, and includes market sizing tasks. Regular practice is key for improvement.

**Highlights:** Mental math questions, Business case interview context, Market sizing tasks, Daily practice exercises, Precise or estimated answers

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $3.99 | one-time |


### 66 Days

[App page](https://appshunter.io/ios/app/66-days-ai-interview-prep/id6752681422)

Master banking and consulting interviews with daily AI-powered practice. Track your progress on a 66-day journey with personalized feedback on technical, behavioral, and case questions. Improve your resume and gain confidence for top firms.

**Highlights:** AI interview coach with personalized feedback, Daily drills for behavioral, technical, and case questions, 66-day progress heat map, Resume checker, Excel and valuation tools, Analytics dashboard

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 66 Days Prep Pro | $15.99 | per month |
| 66 Days Prep Pro | $49.99 | per year |


## Frequently asked questions

### Is ConsMath free?

ConsMath is free to download, with in-app purchases available.

### Is 66 Days free?

66 Days is free to download, with in-app purchases available.

### Which has better reviews, ConsMath or 66 Days?

ConsMath is rated higher. ConsMath averages 5.0 out of 5 from 5 ratings, while 66 Days averages 4.9 from 228 ratings.

### Do ConsMath or 66 Days have ads?

Neither ConsMath nor 66 Days shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*