# Interval Timer Sec+Sec vs Pre

Interval Timer Sec+Sec and Pre are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Interval Timer Sec+Sec ships an update every 12 months, Pre every 7 months. The most recent releases landed on September 24, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | Interval Timer Sec+Sec | Pre |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (13 ratings)](https://appshunter.io/ios/app/interval-timer-sec-plus-sec/id595618563/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 12 months | **Every 7 months** |
| Monetization | Ad-supported | — |
| Size | 12 MB | 4 MB |
| Requires iOS | **13** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SHIGETO TAKAGI](https://appshunter.io/developer/519611619) | [SHINICHI OKAMOTO](https://appshunter.io/developer/1184823568) |

## What reviewers say

### Interval Timer Sec+Sec

[App page](https://appshunter.io/ios/app/interval-timer-sec-plus-sec/id595618563)

This free interval training timer app uses alarms and vibrations to mark specified second intervals. It automatically tracks repetitions and remembers your settings, making it ideal for High Intensity Interval Training (HIIT). Background operation is limited.

**Highlights:** Second-based interval timing, Alarm and vibration alerts, Repetition counter, Saves interval settings, Suitable for HIIT, Background operation limited

**Features:** Vision Pro support

**In-app purchases:** none


### Pre

[App page](https://appshunter.io/ios/app/pre-register-timerlist/id1571226156)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer Sec+Sec free?

Interval Timer Sec+Sec is free to download, with no in-app purchases.

### Is Pre free?

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

### Do Interval Timer Sec+Sec or Pre have ads?

Both Interval Timer Sec+Sec and Pre show ads.

### Which is updated more often, Interval Timer Sec+Sec or Pre?

Interval Timer Sec+Sec ships an update every 12 months, and Pre every 7 months. Most recently, Interval Timer Sec+Sec was updated on September 24, 2026 and Pre on June 11, 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.*