# PaperAgent vs ZeroTimer+

The clearest difference is in-app purchases: PaperAgent at none against ZeroTimer+'s 3. ZeroTimer+'s advantage is ratings volume (3 vs 1) and iOS requirement (15.0 vs 18.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. ZeroTimer+ sells 3 in-app purchases, starting at $1.99 per month. PaperAgent asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for PaperAgent against 5.0 for ZeroTimer+. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

PaperAgent ships an update weekly, ZeroTimer+ every 2 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | PaperAgent | ZeroTimer+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/paperagent/id6759149962/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/zerotimer-plus-visual-timer/id6804137954/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | **Free** | Freemium |
| Size | 41 MB | 40 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [欣 罗](https://appshunter.io/developer/1876082738) | [月蓬 桂](https://appshunter.io/developer/1597056934) |

## What reviewers say

### PaperAgent

[App page](https://appshunter.io/ios/app/paperagent/id6759149962)

This app helps AI researchers, engineers, and students efficiently discover, understand, and track academic papers. It aggregates sources, provides smart summaries, and allows for in-depth reading and personalized paper management.

**Highlights:** Multi-source paper aggregation, AI-generated summaries and key points, Full-text analysis and structured information extraction, Personalized paper collection and tracking, Daily updates on new and trending papers

**Features:** macOS Compatibility

**In-app purchases:** none


### ZeroTimer+

[App page](https://appshunter.io/ios/app/zerotimer-plus-visual-timer/id6804137954)

This app offers a visually appealing and user-friendly timer experience, combining countdown and stopwatch functions with customizable watch faces and themes. Save and reuse multiple timers for various activities like focus sessions, workouts, or cooking, with reliable background operation and sound alerts.

**Highlights:** Dual countdown and stopwatch modes, Customizable watch faces and themes, Create and manage multiple timers, Save and reuse timer presets, Background operation, Sound and vibration alerts

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly (30 days) | $1.99 | per month |
| Yearly (365 days) | $5.99 | per year |
| Lifetime Access | $9.99 | one-time |


## Frequently asked questions

### Is PaperAgent free?

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

### Is ZeroTimer+ free?

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

### Which has better reviews, PaperAgent or ZeroTimer+?

PaperAgent and ZeroTimer+ are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do PaperAgent or ZeroTimer+ have ads?

Neither PaperAgent nor ZeroTimer+ shows ads.

### Which is updated more often, PaperAgent or ZeroTimer+?

PaperAgent ships an update weekly, and ZeroTimer+ every 2 weeks. Most recently, PaperAgent was updated on October 31, 2026 and ZeroTimer+ on October 31, 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.*