# Interval Task Tracker vs Subscription Manager・Sub

The clearest difference is price: Subscription Manager・Sub at Free against Interval Task Tracker's $1.99. Subscription Manager・Sub also leads on update cadence (every 3 months vs every 8 months). Interval Task Tracker's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 18.6). On ads and device support there is nothing between them.

Subscription Manager・Sub is free to download; Interval Task Tracker costs $1.99 up front. Subscription Manager・Sub sells 3 in-app purchases, starting at $2.99 per 7 days. Interval Task Tracker asks for nothing beyond the download.

Interval Task Tracker ships an update every 8 months, Subscription Manager・Sub every 3 months. The most recent releases landed on May 18, 2026 and July 25, 2026 respectively.

## The numbers

| Metric | Interval Task Tracker | Subscription Manager・Sub |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[4.3 (3 ratings)](https://appshunter.io/ios/app/subscription-managersub/id6465962855/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 14 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Seiji Ura](https://appshunter.io/developer/1358595888) | [Ishtiak Ahmed](https://appshunter.io/developer/1609971765) |

## What reviewers say

### Interval Task Tracker

[App page](https://appshunter.io/ios/app/interval-task-tracker/id1398939684)

**Features:** macOS Compatibility

**In-app purchases:** none


### Subscription Manager・Sub

[App page](https://appshunter.io/ios/app/subscription-managersub/id6465962855)

Effortlessly track and manage all your recurring payments to prevent forgotten subscriptions from draining your finances. Get intelligent alerts before charges occur and visualize your upcoming bills with a clear calendar view.

**Highlights:** Intelligent subscription tracking, Alerts before billing, Payment calendar view, Annual spending summary, Bank-level security, Privacy protection

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription Plan | $2.99 | per 7 days |
| Monthly Subscription Plan | $5.99 | per month |
| Lifetime Plan | $17.99 | one-time |


## Frequently asked questions

### Is Interval Task Tracker free?

Interval Task Tracker costs $1.99, with no in-app purchases.

### Is Subscription Manager・Sub free?

Subscription Manager・Sub is free to download, with in-app purchases available.

### Do Interval Task Tracker or Subscription Manager・Sub have ads?

Neither Interval Task Tracker nor Subscription Manager・Sub shows ads.

### Which is updated more often, Interval Task Tracker or Subscription Manager・Sub?

Interval Task Tracker ships an update every 8 months, and Subscription Manager・Sub every 3 months. Most recently, Interval Task Tracker was updated on May 18, 2026 and Subscription Manager・Sub on July 25, 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.*