# Pro SMS Scheduler vs iScheduler Attendance

The clearest difference is in-app purchases: iScheduler Attendance at none against Pro SMS Scheduler's 5. iScheduler Attendance also leads on review sentiment (50% vs 39%) and iOS requirement (15.6 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Pro SMS Scheduler sells 5 in-app purchases, starting at $2.99 per month. iScheduler Attendance asks for nothing beyond the download.

Pro SMS Scheduler ships an update fortnightly, iScheduler Attendance weekly. The most recent releases landed on September 30, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Pro SMS Scheduler | iScheduler Attendance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (17 ratings)](https://appshunter.io/ios/app/pro-sms-scheduler/id1020599755/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 38.7% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Subscription | **Free** |
| Size | 18 MB | 20 MB |
| Requires iOS | 18.6 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Muhammad Ibrahim](https://appshunter.io/developer/1020599754) | [Maksim Trukhanovich](https://appshunter.io/developer/1700020073) |

## What reviewers say

### Pro SMS Scheduler

[App page](https://appshunter.io/ios/app/pro-sms-scheduler/id1020599755)

Schedule SMS messages to be sent automatically at any time, ensuring you never miss important events or forget to stay in touch. This app simplifies sending messages with one-tap sending and message templates, and syncs across devices via iCloud.

**Highlights:** Schedule SMS messages, Set recurring or one-time schedules, One-tap message sending, Create message templates, iCloud sync across devices, Contact group messaging

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro SMS Scheduler Basic | $2.99 | per month |
| Pro SMS Scheduler Plus | $12.99 | per 3 months |
| Pro SMS Scheduler Elite | $19.99 | per year |
| Pro SMS Scheduler Premium | $19.99 | per 6 months |
| Pro SMS Scheduler Lifetime | $59.99 | one-time |


### iScheduler Attendance

[App page](https://appshunter.io/ios/app/ischeduler-attendance/id6443471521)

Streamline operations for service-based businesses. This application helps manage attendance and improve overall efficiency. It offers a user-friendly interface for business owners.

**Highlights:** Attendance tracking, Service business management, Efficiency improvement, User-friendly interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Pro SMS Scheduler free?

Pro SMS Scheduler is free to download, with in-app purchases available.

### Is iScheduler Attendance free?

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

### Do Pro SMS Scheduler or iScheduler Attendance have ads?

Neither Pro SMS Scheduler nor iScheduler Attendance shows ads.

### Which is updated more often, Pro SMS Scheduler or iScheduler Attendance?

Pro SMS Scheduler ships an update fortnightly, and iScheduler Attendance weekly. Most recently, Pro SMS Scheduler was updated on September 30, 2026 and iScheduler Attendance on October 4, 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.*