# Tmmr vs SinceWhen

The clearest difference is monetization model: Tmmr at free against SinceWhen's free with in-app purchases. Tmmr also leads on review sentiment (100% vs 86%). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Tmmr sells 1 one-off in-app purchase and SinceWhen sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.4 for Tmmr against 4.3 for SinceWhen. Both are backed by a comparable volume of ratings — 9 and 12 respectively. Written reviews are what separate them: 100% of Tmmr's written reviews are positive against 86% of SinceWhen's.

Tmmr ships an update weekly, SinceWhen every 11 days. The most recent releases landed on September 7, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Tmmr | SinceWhen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (9 ratings)](https://appshunter.io/ios/app/tmmr-countdown-and-event-timer/id6757182749/reviews)** | [4.3 (12 ratings)](https://appshunter.io/ios/app/sincewhen-days-since-tracker/id6759450144/reviews) |
| Number of ratings | 9 | **12** |
| Positive reviews | **100.0% of reviews** | 85.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 11 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 27 MB | 9 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [伟 潘](https://appshunter.io/developer/1837058197) | [Basharath Shaik](https://appshunter.io/developer/1878663261) |

## What reviewers say

### Tmmr

[App page](https://appshunter.io/ios/app/tmmr-countdown-and-event-timer/id6757182749)

This tool helps you track important dates with customizable countdowns. It offers personalization options, real-time updates, and smart reminders. Seamlessly integrate with your calendar and view progress with home screen widgets.

**Highlights:** Unlimited countdown events, Personalization with emojis and themes, Real-time countdown display, Smart repeat events, Calendar integration, Home screen and lock screen widgets, Tag management for organization

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Membership | $4.99 | one-time |


### SinceWhen

[App page](https://appshunter.io/ios/app/sincewhen-days-since-tracker/id6759450144)

Effortlessly track irregular tasks and chores without the pressure of daily streaks. Record events with a tap, receive gentle reminders, and visualize your progress with smart intervals and custom charts. Keep your mind clear by letting the app manage your unique rhythms.

**Highlights:** Zero-friction logging with widgets, Gentle, custom nudges and offline reminders, Smart intervals and dynamic sorting, Visual history with auto-scaling charts, Total customization with colors and emojis, 100% private and secure, on-device data

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SinceWhen Pro + Family (Monthly) | $4.99 | per month |
| SinceWhen Pro + Family (Yearly) | $19.99 | per year |
| SinceWhen Pro (Lifetime) | $39.99 | one-time |


## Frequently asked questions

### Is Tmmr free?

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

### Is SinceWhen free?

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

### Which has better reviews, Tmmr or SinceWhen?

Tmmr is rated higher. Tmmr averages 4.4 out of 5 from 9 ratings, while SinceWhen averages 4.3 from 12 ratings.

### Do Tmmr or SinceWhen have ads?

Neither Tmmr nor SinceWhen shows ads.

### Which is updated more often, Tmmr or SinceWhen?

Tmmr ships an update weekly, and SinceWhen every 11 days. Most recently, Tmmr was updated on September 7, 2026 and SinceWhen on September 23, 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.*