# TimeTill for Calendar vs Estimatis

The clearest difference is review sentiment: TimeTill for Calendar at 50% against Estimatis's 0%. TimeTill for Calendar also leads on rating (3.9 vs 2.0) and ratings volume (17 vs 1). Estimatis's advantage is update cadence (every 7 months vs every 27 months) and device support (4 vs 2). On ads, in-app purchases and monetization model there is nothing between them.

TimeTill for Calendar costs $0.99 and Estimatis $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TimeTill for Calendar holds the better App Store score, 3.9 against 2.0. That said, the two scores are not equally well evidenced: TimeTill for Calendar has 17 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of TimeTill for Calendar's written reviews are positive against 0% of Estimatis's.

TimeTill for Calendar ships an update every 27 months, Estimatis every 7 months. The most recent releases landed on October 26, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | TimeTill for Calendar | Estimatis |
| --- | --- | --- |
| Price | **$0.99** | $3.99 |
| Rating | **[3.9 (17 ratings)](https://appshunter.io/ios/app/timetill-for-calendar/id887238482/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/estimatis/id1525137772/reviews) |
| Number of ratings | **17** | 1 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 7 months** |
| Monetization | Paid | Paid |
| Size | 1 MB | 2 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Golmium](https://appshunter.io/developer/887238485) | [DlhSoft SRL](https://appshunter.io/developer/1456344128) |

## What reviewers say

### TimeTill for Calendar

[App page](https://appshunter.io/ios/app/timetill-for-calendar/id887238482)

Consolidate your calendar events and reminders into a single, time-sorted list. This app provides countdowns to upcoming events and elapsed time for past ones, offering a streamlined view for enhanced productivity. It supports various display formats and filtering options for a personalized experience.

**Highlights:** Unified calendar and reminder view, Time-sorted event listing, Countdowns to upcoming events, Elapsed time for past events, Filter by specific calendars, Display time in various formats

**Features:** Vision Pro support

**In-app purchases:** none


### Estimatis

[App page](https://appshunter.io/ios/app/estimatis/id1525137772)

This app allows users to create project estimates by defining tasks, effort, and parallel work. It visualizes results in a Gantt chart and can export data. It also incorporates risk assessment for more accurate duration calculations.

**Highlights:** Task definition with effort estimation, Parallel work identification, Gantt chart visualization, Data export to clipboard, Internal risk percentage setting, Offline functionality, On-device computation for privacy

**In-app purchases:** none


## Frequently asked questions

### Is TimeTill for Calendar free?

TimeTill for Calendar costs $0.99, with no in-app purchases.

### Is Estimatis free?

Estimatis costs $3.99, with no in-app purchases.

### Which has better reviews, TimeTill for Calendar or Estimatis?

TimeTill for Calendar is rated higher. TimeTill for Calendar averages 3.9 out of 5 from 17 ratings, while Estimatis averages 2.0 from 1 ratings.

### Do TimeTill for Calendar or Estimatis have ads?

Neither TimeTill for Calendar nor Estimatis shows ads.

### Which is updated more often, TimeTill for Calendar or Estimatis?

TimeTill for Calendar ships an update every 27 months, and Estimatis every 7 months. Most recently, TimeTill for Calendar was updated on October 26, 2026 and Estimatis on October 20, 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.*