# Pepwise vs half

The clearest difference is in-app purchases: Pepwise at none against half's 3. Pepwise also leads on ratings volume (4 vs 1). half's advantage is update cadence (every 4 days vs every 9 days). On price, rating, ads and device support there is nothing between them.

Both are free to download. half sells 3 in-app purchases, starting at $9.99 per month. Pepwise asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Pepwise against 5.0 for half. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Pepwise ships an update every 9 days, half every 4 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Pepwise | half |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/pepwise/id6790192330/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/half-lyfe-caffeine-coach/id6815463981/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | **Free** | Freemium |
| Size | 14 MB | 91 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 17+ | 12+ |
| Developer | [Wellness Research Supply, LLC](https://appshunter.io/developer/6790192332) | [Kaden Priebe](https://appshunter.io/developer/6815463983) |

## What reviewers say

### Pepwise

[App page](https://appshunter.io/ios/app/pepwise/id6790192330)

This app helps researchers organize peptide protocols, perform calculations, manage inventory, and track observations. It offers features for planning research schedules, calculating amounts, and monitoring vial usage. Data is stored privately and can sync via iCloud, with optional integration with Apple Health.

**Highlights:** Organize peptide protocols with schedules, Built-in reconstitution and amount calculators, Track vial inventory and log usage, Review research history and weight trends, Optional Apple Health integration, Private data storage and iCloud sync

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

**In-app purchases:** none


### half

[App page](https://appshunter.io/ios/app/half-lyfe-caffeine-coach/id6815463981)

This app helps you plan your caffeine intake to align with your energy needs and bedtime. Log drinks, preview their effects, and schedule them around your day with optional calendar integration. Track your history and receive timely reminders.

**Highlights:** Log caffeine intake, Preview next drink effects, Plan caffeine around schedule, Track drink history, Receive timely reminders, Optional Apple Health integration

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| half-lyfe Pro (Monthly) | $9.99 | per month |
| half-lyfe Pro (Yearly offer) | $19.99 | per year |
| half-lyfe Pro (Yearly) | $29.99 | per year |


## Frequently asked questions

### Is Pepwise free?

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

### Is half free?

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

### Which has better reviews, Pepwise or half?

Pepwise and half are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do Pepwise or half have ads?

Neither Pepwise nor half shows ads.

### Which is updated more often, Pepwise or half?

Pepwise ships an update every 9 days, and half every 4 days. Most recently, Pepwise was updated on October 28, 2026 and half on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*