# Rytek vs No Sugar Diary

The clearest difference is price: Rytek at Free against No Sugar Diary's $0.99. No Sugar Diary's advantage is in-app purchases (none vs 1) and device support (4 vs 1). On update cadence and ads there is nothing between them.

Rytek is free to download; No Sugar Diary costs $0.99 up front. Rytek sells 1 one-off in-app purchase. No Sugar Diary asks for nothing beyond the download.

Rytek ships an update weekly, No Sugar Diary every 9 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | Rytek | No Sugar Diary |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/rytek-strength-log/id6761085689/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 73 MB | 483 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [文超 李](https://appshunter.io/developer/1887656569) | [林蓉 李](https://appshunter.io/developer/1888657513) |

## What reviewers say

### Rytek

[App page](https://appshunter.io/ios/app/rytek-strength-log/id6761085689)

Log your weightlifting sessions, track progress, and analyze your performance with this offline-first strength training journal. Create custom plans or follow popular routines, and review personal records and training readiness. Share workout summaries or export your data.

**Highlights:** Log weight, reps, RPE, and sets, Create and run custom workout plans, Track exercise progress and PRs, Review volume, consistency, and readiness, Generate workout recap cards, Export training data and local backups

**Features:** macOS Compatibility, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Lifetime) | $8.99 | one-time |


### No Sugar Diary

[App page](https://appshunter.io/ios/app/no-sugar-diary/id6761287422)

This habit journal helps you track and reduce any urge or habit you want to change, from food cravings to screen time. Record your progress, feelings, and successes to stay consistent and regain control over your lifestyle choices.

**Highlights:** Customizable habit labeling, Daily progress tracking, Streak and total count monitoring, Journal entries with text, image, and voice, Shareable progress cards, Optional offline AI companion, Apple Watch data sync

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

**In-app purchases:** none


## Frequently asked questions

### Is Rytek free?

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

### Is No Sugar Diary free?

No Sugar Diary costs $0.99, with no in-app purchases.

### Do Rytek or No Sugar Diary have ads?

Neither Rytek nor No Sugar Diary shows ads.

### Which is updated more often, Rytek or No Sugar Diary?

Rytek ships an update weekly, and No Sugar Diary every 9 days. Most recently, Rytek was updated on November 5, 2026 and No Sugar Diary on November 5, 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.*