# ShiftPlanner Peek vs Chronos

The clearest difference is price: Chronos at Free against ShiftPlanner Peek's $0.99. Chronos also leads on update cadence (every 9 days vs every 60 months). ShiftPlanner Peek's advantage is in-app purchases (none vs 1) and iOS requirement (9.0 vs 18.2). On ads and device support there is nothing between them.

Chronos is free to download; ShiftPlanner Peek costs $0.99 up front. Chronos sells 1 one-off in-app purchase. ShiftPlanner Peek asks for nothing beyond the download.

ShiftPlanner Peek ships an update every 60 months, Chronos every 9 days. The most recent releases landed on November 11, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | ShiftPlanner Peek | Chronos |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/chronos-simple-day-counter/id6743419854/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 60 months | **Every 9 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 2 MB | 11 MB |
| Requires iOS | **9.0** | 18.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MyBuzz Technologies Limited](https://appshunter.io/developer/645662136) | [Norse Ventures LLC](https://appshunter.io/developer/1021405857) |

## What reviewers say

### ShiftPlanner Peek

[App page](https://appshunter.io/ios/app/shiftplanner-peek/id973938596)

This app helps 4 on/4 off and continental shift workers quickly calculate their work schedules. It supports nights, holidays, overtime, paydays, and training days, simplifying work-life balance management for iPhone users.

**Highlights:** 4 on/4 off shift pattern calculation, Continental shift pattern support, Nights, holidays, overtime tracking, Payday and training day management, Simple and elegant interface, iPhone exclusive

**Features:** Vision Pro support

**In-app purchases:** none


### Chronos

[App page](https://appshunter.io/ios/app/chronos-simple-day-counter/id6743419854)

Track the number of days that have passed since a significant date. This app displays a single, large number on a dark screen, representing the duration since an event like a new job, a move, or a personal milestone. It offers a simple, ad-free experience with iCloud backup.

**Highlights:** Count days since any past date, Customizable start date, Named counts, iCloud backup, Dark design, Home and Lock Screen widgets (Pro), Multiple counts (Pro)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chronos Pro | $3.99 | one-time |


## Frequently asked questions

### Is ShiftPlanner Peek free?

ShiftPlanner Peek costs $0.99, with no in-app purchases.

### Is Chronos free?

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

### Do ShiftPlanner Peek or Chronos have ads?

Neither ShiftPlanner Peek nor Chronos shows ads.

### Which is updated more often, ShiftPlanner Peek or Chronos?

ShiftPlanner Peek ships an update every 60 months, and Chronos every 9 days. Most recently, ShiftPlanner Peek was updated on November 11, 2026 and Chronos on November 4, 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.*