# InstantLog vs Gratuity Lab

The clearest difference is in-app purchases: Gratuity Lab at none against InstantLog's 1. Gratuity Lab also leads on update cadence (every 5 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. InstantLog sells 1 one-off in-app purchase. Gratuity Lab asks for nothing beyond the download.

InstantLog ships an update every 2 months, Gratuity Lab every 5 days. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | InstantLog | Gratuity Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/instantlog-quick-timestamp/id6757126092/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 10 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [WEI-LUN HUANG](https://appshunter.io/developer/1540087284) | [Wenbin lei](https://appshunter.io/developer/1787331500) |

## What reviewers say

### InstantLog

[App page](https://appshunter.io/ios/app/instantlog-quick-timestamp/id6757126092)

Effortlessly capture important moments with a single tap. Log time for work, study, or routines, add notes, and organize entries with custom tags. Offers smart auto-fill and history viewing for easy management.

**Highlights:** One-tap time logging, Custom time entry, Quick tags for categorization, Smart auto-fill notes, History view with search and filters, CSV export (Premium), Backup and restore (Premium), Home screen widgets, Apple Watch support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| InstantLog - Quick Timestamp | $1.99 | one-time |


### Gratuity Lab

[App page](https://appshunter.io/ios/app/gratuity-lab-tip-calculator/id6797330328)

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

**In-app purchases:** none


## Frequently asked questions

### Is InstantLog free?

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

### Is Gratuity Lab free?

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

### Do InstantLog or Gratuity Lab have ads?

Both InstantLog and Gratuity Lab show ads.

### Which is updated more often, InstantLog or Gratuity Lab?

InstantLog ships an update every 2 months, and Gratuity Lab every 5 days. Most recently, InstantLog was updated on October 13, 2026 and Gratuity Lab on October 7, 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.*