# Substrack vs 스마트 건전지

The clearest difference is price: 스마트 건전지 at Free against Substrack's $4.99. 스마트 건전지 also leads on iOS requirement (13.0 vs 26.0). Substrack's advantage is update cadence (every 3 weeks vs every 2 months). On ads, in-app purchases and device support there is nothing between them.

스마트 건전지 is free to download; Substrack costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Substrack ships an update every 3 weeks, 스마트 건전지 every 2 months. The most recent releases landed on October 9, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Substrack | 스마트 건전지 |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Positive reviews | 86.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Paid | — |
| Size | 82 MB | 22 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jinkyum Park](https://appshunter.io/developer/1697268479) | [BASMAN technology Co.,Ltd](https://appshunter.io/developer/1723822707) |

## What reviewers say

### Substrack

[App page](https://appshunter.io/ios/app/substrack-bills-tracker/id6451234943)

Track recurring expenses with a D-DAY countdown, widgets, and notifications. Easily add and manage subscriptions, and visualize your spending habits with detailed statistics. Features iCloud backup and dark mode for a seamless experience.

**Highlights:** Manage recurring expenses, D-DAY countdown, Widgets and notifications, Subscription browsing and adding, Expense statistics, iCloud backup, Dark mode

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

**In-app purchases:** none


### 스마트 건전지

[App page](https://appshunter.io/ios/app/id6475291185)

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

**In-app purchases:** none


## Frequently asked questions

### Is Substrack free?

Substrack costs $4.99, with no in-app purchases.

### Is 스마트 건전지 free?

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

### Do Substrack or 스마트 건전지 have ads?

Neither Substrack nor 스마트 건전지 shows ads.

### Which is updated more often, Substrack or 스마트 건전지?

Substrack ships an update every 3 weeks, and 스마트 건전지 every 2 months. Most recently, Substrack was updated on October 9, 2026 and 스마트 건전지 on September 24, 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.*