# Smart vs Duolog

The clearest difference is in-app purchases: Smart at none against Duolog's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Duolog sells 2 in-app purchases, starting at $7.99 per month. Smart asks for nothing beyond the download.

Smart ships an update fortnightly, Duolog every 2 weeks. The most recent releases landed on October 27, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Smart | Duolog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (140 ratings)](https://appshunter.io/ios/app/smart-parking/id1521416293/reviews)** | — |
| Number of ratings | **140** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 49 MB | 29 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [TowCentric LLC](https://appshunter.io/developer/1521416295) | [Yu jay Su](https://appshunter.io/developer/1893113490) |

## What reviewers say

### Smart

[App page](https://appshunter.io/ios/app/smart-parking/id1521416293)

This application simplifies parking management for residents. It began as a guest form and has evolved into a comprehensive parking solution used by over 120,000 people nationwide.

**Highlights:** Easy-to-use software, Accessible parking solution, Guest form functionality, Resident parking management, Nationwide user base

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none

**What reviewers complain about**

- ❌ App is deceiving
- ❌ App expired tags
- ❌ App doesn't send codes
- ❌ App has login issues
- ❌ App has SMS issues

**Reported bugs**

- App is deceiving, pretends glitches, approves wrong address
- App expired tag, won't let user renew, locked user in apartment
- App doesn't send verification code
- App refuses to let user log in after password updates
- SMS messages not working, no code received

**Requested features**

- Add fallback mechanism to specify email for code
- Add option to edit personal information
- Add option to delete account
- Provide customer service contact information
- Add missing vehicle models


### Duolog

[App page](https://appshunter.io/ios/app/duolog/id6777682161)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited (Monthly) | $7.99 | per month |
| Unlimited (Yearly) | $66.99 | per year |


## Frequently asked questions

### Is Smart free?

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

### Is Duolog free?

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

### Do Smart or Duolog have ads?

Neither Smart nor Duolog shows ads.

### Which is updated more often, Smart or Duolog?

Smart ships an update fortnightly, and Duolog every 2 weeks. Most recently, Smart was updated on October 27, 2026 and Duolog on October 9, 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.*