# One Second Day vs Snap Second

The clearest difference is update cadence: Snap Second at every 9 days against One Second Day's every 5 months. One Second Day's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.6). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. One Second Day sells 6 in-app purchases, starting at $3.99 per month and Snap Second 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 — 4.8 for One Second Day against 4.8 for Snap Second. Both are backed by a comparable volume of ratings — 12 and 13 respectively. Written reviews are what separate them: 80% of One Second Day's written reviews are positive against 86% of Snap Second's.

One Second Day ships an update every 5 months, Snap Second every 9 days. The most recent releases landed on September 22, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | One Second Day | Snap Second |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (12 ratings)](https://appshunter.io/ios/app/one-second-day-video-diary/id6449895509/reviews) | [4.8 (13 ratings)](https://appshunter.io/ios/app/snap-second-1-second-diary/id6749602215/reviews) |
| Number of ratings | 12 | **13** |
| Positive reviews | 80.0% of reviews | **85.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 9 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 68 MB | 336 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nikita Prokopishin](https://appshunter.io/developer/1684688708) | [Ryan Zheng](https://appshunter.io/developer/1817557872) |

## What reviewers say

### One Second Day

[App page](https://appshunter.io/ios/app/one-second-day-video-diary/id6449895509)

Capture a single second of video each day to create a personal movie montage of your life. This app offers a simple camera, helpful reminders, and the ability to compile your daily clips into a year-in-review film or for any selected period.

**Highlights:** Record one second of video daily, Daily video recording reminders, Track consecutive recording streaks, Combine clips into a single movie, Create movies for specific time periods, Option for multiple shots on special days

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Unlimited Access | $3.99 | per month |
| Unlimited Access (Monthly) | $4.99 | per month |
| Annual Unlimited Access | $19.99 | per year |
| Unlimited Access (Annual) | $29.99 | per year |
| Lifetime Unlimited Access | $29.99 | one-time |
| Unlimited Access | $49.99 | one-time |


### Snap Second

[App page](https://appshunter.io/ios/app/snap-second-1-second-diary/id6749602215)

Capture and compile daily moments into a cinematic video diary. This app allows for flexible recording, smart filling of missing days, and creative editing tools to build a personal story. Securely store and organize your memories.

**Highlights:** Unlimited seconds and clips per day, 1-second quick recording, Smart fill for missing days, Weekly, monthly, and yearly reels, Captions, music, and filters, Encrypted and private storage

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Memoir Pro Monthly | $4.99 | per month |
| Memoir Pro Yearly | $29.99 | per year |
| Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is One Second Day free?

One Second Day is free to download, with in-app purchases available.

### Is Snap Second free?

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

### Which has better reviews, One Second Day or Snap Second?

One Second Day and Snap Second are both rated 4.8 out of 5 on the App Store, from 12 and 13 ratings respectively.

### Do One Second Day or Snap Second have ads?

Neither One Second Day nor Snap Second shows ads.

### Which is updated more often, One Second Day or Snap Second?

One Second Day ships an update every 5 months, and Snap Second every 9 days. Most recently, One Second Day was updated on September 22, 2026 and Snap Second on September 13, 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.*