# rSign by Cencert vs TTL PRO Timer App

The clearest difference is review sentiment: TTL PRO Timer App at 100% against rSign by Cencert's 50%. rSign by Cencert's advantage is in-app purchases (none vs 4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. TTL PRO Timer App sells 4 in-app purchases, starting at $0.99 per month. rSign by Cencert asks for nothing beyond the download.

rSign by Cencert ships an update every 2 weeks, TTL PRO Timer App every 11 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | rSign by Cencert | TTL PRO Timer App |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Monetization | **Free** | Freemium |
| Size | 61 MB | 45 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Enigma SOI](https://appshunter.io/developer/965786000) | [Jakub Helizanowicz](https://appshunter.io/developer/1752525847) |

## What reviewers say

### rSign by Cencert

[App page](https://appshunter.io/ios/app/rsign-by-cencert/id1549928034)

This app replaces physical signature cards and readers for placing qualified electronic signatures. It allows you to sign documents on any computer without needing specialized hardware, ensuring you never forget your signature card again.

**Highlights:** Qualified electronic signature placement, Replaces physical signature cards, Eliminates need for card readers, Sign on any computer, Convenient document signing

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

**In-app purchases:** none


### TTL PRO Timer App

[App page](https://appshunter.io/ios/app/ttl-pro-timer-app/id6504494587)

This application provides a simple countdown timer specifically designed for Rummikube gameplay. It helps manage game turns and ensures fair play. The app offers both free and premium subscription options.

**Highlights:** Countdown timer, Rummikube specific, Turn management, Free and subscription options

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Monthly | $0.99 | per month |
| Pro Monthly | $0.99 | per month |
| PRO Yearly | $9.99 | per year |
| rc_pro_lifetime | $59.99 | one-time |


## Frequently asked questions

### Is rSign by Cencert free?

rSign by Cencert is free to download, with no in-app purchases.

### Is TTL PRO Timer App free?

TTL PRO Timer App is free to download, with in-app purchases available.

### Do rSign by Cencert or TTL PRO Timer App have ads?

Neither rSign by Cencert nor TTL PRO Timer App shows ads.

### Which is updated more often, rSign by Cencert or TTL PRO Timer App?

rSign by Cencert ships an update every 2 weeks, and TTL PRO Timer App every 11 days. Most recently, rSign by Cencert was updated on November 3, 2026 and TTL PRO Timer App on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*