# ShotLog vs Interval Timer

The clearest difference is ads: Interval Timer at none against ShotLog's shown. ShotLog's advantage is update cadence (every 4 days vs every 5 weeks) and iOS requirement (15.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. ShotLog sells 4 in-app purchases, starting at $9.99 per 7 days and Interval Timer sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ShotLog ships an update every 4 days, Interval Timer every 5 weeks. The most recent releases landed on August 17, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | ShotLog | Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (45 ratings)](https://appshunter.io/ios/app/shotlog-glp-1-tracker/id6756270240/reviews)** | — |
| Number of ratings | **45** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 70 MB | 33 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [YILDIZCO YAZILIM IC VE DIS TICARET LIMITED SIRKETI](https://appshunter.io/developer/1664266199) | [Volodymyr Yahenskyi](https://appshunter.io/developer/961335645) |

## What reviewers say

### ShotLog

[App page](https://appshunter.io/ios/app/shotlog-glp-1-tracker/id6756270240)

This app helps individuals on GLP-1 medication track their injections, dosages, and health metrics. Monitor weight, meals, hydration, and side effects with customizable reminders and insightful reports to optimize your treatment journey.

**Highlights:** GLP-1 injection and dosage logging, Weight and progress analytics, Meal, protein, and hydration tracking, Side effect and symptom logging, Smart reminders and notifications, Visual health reports

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access - WeightDose | $9.99 | per 7 days |
| Weekly Access - WeightDose | $9.99 | per 7 days |
| Monthly Access - WeightDose | $19.99 | per month |
| Yearly Access - WeightDose | $69.99 | per year |


### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-hiitual/id6787092191)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly plan | $4.99 | per 7 days |
| Annual plan | $39.99 | per year |


## Frequently asked questions

### Is ShotLog free?

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

### Is Interval Timer free?

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

### Do ShotLog or Interval Timer have ads?

ShotLog shows ads; Interval Timer does not.

### Which is updated more often, ShotLog or Interval Timer?

ShotLog ships an update every 4 days, and Interval Timer every 5 weeks. Most recently, ShotLog was updated on August 17, 2026 and Interval Timer 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.*