# D2D Sim vs CaseGrid

The clearest difference is rating: D2D Sim at 5.0 against CaseGrid's 3.0. D2D Sim also leads on in-app purchases (none vs 3) and ads (none vs shown). CaseGrid's advantage is iOS requirement (15.6 vs 17.4). On price, update cadence and device support there is nothing between them.

Both are free to download. CaseGrid sells 3 in-app purchases, starting at $2.99 per 7 days. D2D Sim asks for nothing beyond the download.

D2D Sim holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

D2D Sim ships an update every 3 days, CaseGrid every 2 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | D2D Sim | CaseGrid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/d2d-sim/id6661018788/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/casegrid-deduction-puzzle/id6807734804/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 days | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 52 MB |
| Requires iOS | 17.4 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nicolas Bramble](https://appshunter.io/developer/1755515941) | [SevPlay LTD](https://appshunter.io/developer/1691255164) |

## What reviewers say

### D2D Sim

[App page](https://appshunter.io/ios/app/d2d-sim/id6661018788)

Experience the thrill of sales by knocking on doors, convincing customers, and closing deals. This engaging game offers a fun and accessible simulation for anyone looking to test their sales skills.

**Highlights:** Door-to-door sales simulation, Customer persuasion mechanics, Deal closing gameplay, Engaging sales experience, Accessible for all players

**Features:** macOS Compatibility

**In-app purchases:** none


### CaseGrid

[App page](https://appshunter.io/ios/app/casegrid-deduction-puzzle/id6807734804)

Engage in daily logic puzzles where you deduce a culprit from a lineup using only factual clues. Each case is solvable through pure reasoning, with no luck involved. Earn badges to unlock more cases or subscribe for full archive access.

**Highlights:** Daily deduction cases, Logic-based puzzles, No guessing required, Badge system for attempts, Offline play available, Full case archive access via subscription

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 week | $2.99 | per 7 days |
| 1 month | $7.99 | per month |
| 1 year | $49.99 | per year |


## Frequently asked questions

### Is D2D Sim free?

D2D Sim is free to download, with no in-app purchases.

### Is CaseGrid free?

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

### Which has better reviews, D2D Sim or CaseGrid?

D2D Sim is rated higher. D2D Sim averages 5.0 out of 5 from 3 ratings, while CaseGrid averages 3.0 from 1 ratings.

### Do D2D Sim or CaseGrid have ads?

CaseGrid shows ads; D2D Sim does not.

### Which is updated more often, D2D Sim or CaseGrid?

D2D Sim ships an update every 3 days, and CaseGrid every 2 days. Most recently, D2D Sim was updated on October 30, 2026 and CaseGrid on October 31, 2026.

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