# 유비플러스 SMART 고객관리 vs Duration Tracker

The clearest difference is update cadence: Duration Tracker at weekly against 유비플러스 SMART 고객관리's every 3 weeks. 유비플러스 SMART 고객관리's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 26.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

유비플러스 SMART 고객관리 ships an update every 3 weeks, Duration Tracker weekly. The most recent releases landed on September 8, 2026 and March 8, 2026 respectively.

## The numbers

| Metric | 유비플러스 SMART 고객관리 | Duration Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 0 MB | 9 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ubiplus](https://appshunter.io/developer/511019547) | [Myung Geun Choi](https://appshunter.io/developer/1384350201) |

## What reviewers say

### 유비플러스 SMART 고객관리

[App page](https://appshunter.io/ios/app/smart/id1206728532)

Manage customer information, appointments, consultations, and sales with features like coupon and prepaid ticket management. Easily view and book appointments on a calendar, track customer history, and utilize marketing tools. Efficiently manage consultations with various types and outcomes.

**Highlights:** Customer history tracking, Appointment scheduling, Consultation management, Sales management (coupons, prepaid tickets), Marketing tools, Calendar view for appointments

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Duration Tracker

[App page](https://appshunter.io/ios/app/duration-tracker/id6759609367)

**In-app purchases:** none


## Frequently asked questions

### Is 유비플러스 SMART 고객관리 free?

유비플러스 SMART 고객관리 is free to download, with no in-app purchases.

### Is Duration Tracker free?

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

### Do 유비플러스 SMART 고객관리 or Duration Tracker have ads?

Neither 유비플러스 SMART 고객관리 nor Duration Tracker shows ads.

### Which is updated more often, 유비플러스 SMART 고객관리 or Duration Tracker?

유비플러스 SMART 고객관리 ships an update every 3 weeks, and Duration Tracker weekly. Most recently, 유비플러스 SMART 고객관리 was updated on September 8, 2026 and Duration Tracker on March 8, 2026.

---

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