# RhythmKeep vs ShiftFlow

The clearest difference is review sentiment: RhythmKeep at 100% against ShiftFlow's 50%. RhythmKeep also leads on ads (none vs shown) and update cadence (every 5 days vs every 10 days). ShiftFlow's advantage is in-app purchases (none vs 2). On price, device support and iOS requirement there is nothing between them.

Both are free to download. RhythmKeep sells 2 in-app purchases, starting at $2.99 per month. ShiftFlow asks for nothing beyond the download.

RhythmKeep ships an update every 5 days, ShiftFlow every 10 days. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | RhythmKeep | ShiftFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/rhythmkeep-habit-tracker/id6794480878/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 10 days |
| Monetization | Freemium | **Ad-supported** |
| Size | 28 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [DonsonlinestoreLLC](https://appshunter.io/developer/6794480880) | [PengPeng Li](https://appshunter.io/developer/679477224) |

## What reviewers say

### RhythmKeep

[App page](https://appshunter.io/ios/app/rhythmkeep-habit-tracker/id6794480878)

Organize daily routines, track progress in various ways, and set realistic schedules. Share habits with others or explore preset ideas to build better habits. Gain insights into your efforts over time.

**Highlights:** Track progress with check-offs, counts, amounts, timers, or checklists, Set repeating schedules and one-time reminders, Share habits with friends and family, Explore 130 preset habits across 13 categories, Review progress and completion history, Detailed reports and period comparisons with Pro version

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RhythmKeep Pro Monthly | $2.99 | per month |
| RhythmKeep Pro Yearly | $19.99 | per year |


### ShiftFlow

[App page](https://appshunter.io/ios/app/shiftflow-rotation-calendar/id6818828064)

This offline calendar helps you plan repeating work shifts and days off. Build custom rotations, set reminders, and view statistics. Your data stays on your device.

**Highlights:** Custom shift rotation builder, Local reminders for shifts, Monthly schedule sharing, Shift statistics and analysis, Home and Lock Screen widgets, Offline data storage, JSON data backup and restore

**In-app purchases:** none


## Frequently asked questions

### Is RhythmKeep free?

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

### Is ShiftFlow free?

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

### Do RhythmKeep or ShiftFlow have ads?

ShiftFlow shows ads; RhythmKeep does not.

### Which is updated more often, RhythmKeep or ShiftFlow?

RhythmKeep ships an update every 5 days, and ShiftFlow every 10 days. Most recently, RhythmKeep was updated on October 31, 2026 and ShiftFlow on November 1, 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.*