# DeltaTime vs Sms Planner

The clearest difference is in-app purchases: DeltaTime at none against Sms Planner's 3. DeltaTime also leads on update cadence (weekly vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sms Planner sells 3 one-off in-app purchases. DeltaTime asks for nothing beyond the download.

DeltaTime ships an update weekly, Sms Planner every 3 weeks. The most recent releases landed on September 16, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | DeltaTime | Sms Planner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sms-planner-send-sms/id1617770538/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 46 MB | 15 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Delta Service S.r.l.](https://appshunter.io/developer/1504119744) | [Alessandro de Sanctis](https://appshunter.io/developer/694885740) |

## What reviewers say

### DeltaTime

[App page](https://appshunter.io/ios/app/deltatime/id1504119745)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sms Planner

[App page](https://appshunter.io/ios/app/sms-planner-send-sms/id1617770538)

Schedule appointments and deadlines for clients, then send personalized SMS, email, or instant messages to remind them. It integrates with iPhone and Google calendars and allows for location-specific details. This app is designed for professionals who manage client appointments.

**Highlights:** Schedule appointments and deadlines, Send personalized SMS, email, WhatsApp, Telegram, Sync with iPhone and Google calendars, Specify appointment addresses, Print weekly appointment calendar, Send special announcement messages

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month license | $2.99 | one-time |
| 6 Months license | $12.99 | one-time |
| 1 Year license | $22.99 | one-time |


## Frequently asked questions

### Is DeltaTime free?

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

### Is Sms Planner free?

Sms Planner is free to download, with in-app purchases available.

### Do DeltaTime or Sms Planner have ads?

Neither DeltaTime nor Sms Planner shows ads.

### Which is updated more often, DeltaTime or Sms Planner?

DeltaTime ships an update weekly, and Sms Planner every 3 weeks. Most recently, DeltaTime was updated on September 16, 2026 and Sms Planner on September 18, 2026.

---

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