# Simple Appointment App vs LetGo!

The clearest difference is in-app purchases: LetGo! at none against Simple Appointment App's 2. LetGo! also leads on review sentiment (100% vs 65%). Simple Appointment App's advantage is iOS requirement (15.1 vs 18.4). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Simple Appointment App sells 2 in-app purchases, starting at $12.99 per month. LetGo! asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Simple Appointment App against 5.0 for LetGo!. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 65% of Simple Appointment App's written reviews are positive against 100% of LetGo!'s.

Both ship on a similar rhythm, roughly every 11 days. The most recent releases landed on July 25, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Simple Appointment App | LetGo! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/simple-appointment-app/id6451069138/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/letgo/id6746320131/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 65.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 days | Every 11 days |
| Monetization | Freemium | **Free** |
| Size | 42 MB | 23 MB |
| Requires iOS | **15.1** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mert Can TASKIN](https://appshunter.io/developer/1716262900) | [Jahyeon Ko](https://appshunter.io/developer/1809118103) |

## What reviewers say

### Simple Appointment App

[App page](https://appshunter.io/ios/app/simple-appointment-app/id6451069138)

Manage client appointments and schedules with ease. This app allows businesses and solo professionals to create customer lists, set staff availability, and track appointments. Customers can also book directly through the app, streamlining the entire process.

**Highlights:** Create customer lists, Manage multiple staff members, Set service and working hours, Customer self-booking, Appointment notifications, Income and appointment management

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Aylık | $12.99 | per month |
| Pro 6 Aylık | $69.99 | per 6 months |


### LetGo!

[App page](https://appshunter.io/ios/app/letgo/id6746320131)

This minimalist writing app encourages consistent writing through timed sessions and a clean interface. It helps users capture ideas, practice daily reflections, and develop creative sparks with customizable themes and a playful, game-like experience.

**Highlights:** Timer-based writing sessions, Clean writing feed, Easy editing and sharing, Customizable color themes, Simple idea capture, Playful, game-like experience

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Appointment App free?

Simple Appointment App is free to download, with in-app purchases available.

### Is LetGo! free?

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

### Which has better reviews, Simple Appointment App or LetGo!?

Simple Appointment App and LetGo! are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Simple Appointment App or LetGo! have ads?

Neither Simple Appointment App nor LetGo! shows ads.

### Which is updated more often, Simple Appointment App or LetGo!?

Simple Appointment App ships an update every 11 days, and LetGo! every 11 days. Most recently, Simple Appointment App was updated on July 25, 2026 and LetGo! on September 16, 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.*