# Rereminder vs TriTab Calc

The clearest difference is price: Rereminder at Free against TriTab Calc's $2.99. Rereminder also leads on rating (4.4 vs 3.7) and update cadence (every 3 days vs fortnightly). TriTab Calc's advantage is in-app purchases (none vs 2) and review sentiment (100% vs 75%). On ratings volume, ads and device support there is nothing between them.

Rereminder is free to download; TriTab Calc costs $2.99 up front. Rereminder sells 2 one-off in-app purchases. TriTab Calc asks for nothing beyond the download.

Rereminder holds the better App Store score, 4.4 against 3.7. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews complicate that: 75% of Rereminder's written reviews are positive against 100% of TriTab Calc's, so the app with the better star average is not the one people write more warmly about.

Rereminder ships an update every 3 days, TriTab Calc fortnightly. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Rereminder | TriTab Calc |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/rereminder-presentation-timer/id6752551268/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/tritab-calc-multi-calculator/id6785739399/reviews) |
| Number of ratings | **5** | 3 |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 17 MB | 11 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [hyunho lee](https://appshunter.io/developer/1502508537) | [HIROKI MURAI](https://appshunter.io/developer/6785739401) |

## What reviewers say

### Rereminder

[App page](https://appshunter.io/ios/app/rereminder-presentation-timer/id6752551268)

Receive timely alerts before your timers expire, ensuring you're always prepared. Customize pre-alerts with specific messages and durations. Integrates with Dynamic Island and Apple Watch for seamless tracking.

**Highlights:** Pre-alerts before timer ends, Customizable alert timing and messages, Dynamic Island & Live Activity integration, Apple Watch support, Timer templates, Labels and colors for organization, Overtime tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| upgrade | $6.99 | one-time |
| 두번알림 pro | $9.99 | one-time |


### TriTab Calc

[App page](https://appshunter.io/ios/app/tritab-calc-multi-calculator/id6785739399)

Perform multiple calculations simultaneously with three independent tabs. Easily switch between calculations, track history, and copy/paste results. Ideal for managing estimates, invoices, and everyday math tasks without ads or account creation.

**Highlights:** Three independent calculator tabs, Calculation history, Copy and paste functionality, Dedicated tax calculation, Basic arithmetic and advanced functions, Large, clear display, Ad-free and no account required

**In-app purchases:** none


## Frequently asked questions

### Is Rereminder free?

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

### Is TriTab Calc free?

TriTab Calc costs $2.99, with no in-app purchases.

### Which has better reviews, Rereminder or TriTab Calc?

Rereminder is rated higher. Rereminder averages 4.4 out of 5 from 5 ratings, while TriTab Calc averages 3.7 from 3 ratings.

### Do Rereminder or TriTab Calc have ads?

Neither Rereminder nor TriTab Calc shows ads.

### Which is updated more often, Rereminder or TriTab Calc?

Rereminder ships an update every 3 days, and TriTab Calc fortnightly. Most recently, Rereminder was updated on October 26, 2026 and TriTab Calc on October 24, 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.*