# Authenticator vs Anniv Master Day Countdown Log

The clearest difference is price: Authenticator at Free against Anniv Master Day Countdown Log's $1.99. Anniv Master Day Countdown Log's advantage is iOS requirement (13.0 vs 15). On ads, in-app purchases and device support there is nothing between them.

Authenticator is free to download; Anniv Master Day Countdown Log costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Authenticator | Anniv Master Day Countdown Log |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 18 MB | 25 MB |
| Requires iOS | 15 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [ShenZhen Yuyue Technology Co., Ltd.](https://appshunter.io/developer/1212727401) | [Xiamen City Fanyou Network Technology Co., Ltd.](https://appshunter.io/developer/1842524161) |

## What reviewers say

### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-tokens-manager/id6749372026)

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

**In-app purchases:** none


### Anniv Master Day Countdown Log

[App page](https://appshunter.io/ios/app/anniv-master-day-countdown-log/id6786560553)

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

**In-app purchases:** none


## Frequently asked questions

### Is Authenticator free?

Authenticator is free to download, with no in-app purchases.

### Is Anniv Master Day Countdown Log free?

Anniv Master Day Countdown Log costs $1.99, with no in-app purchases.

### Do Authenticator or Anniv Master Day Countdown Log have ads?

Neither Authenticator nor Anniv Master Day Countdown Log shows ads.

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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.*