1 vs ESRschedule
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
1
This communication app allows users to make free calls and send texts to other users of the platform. It also supports free file sharing and offers HD voice and video capabilities. Push notifications ensure you never miss a message or call.
- Free calling between app users
- Free texting
- Free file sharing
- HD voice and video support
- Push notifications
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1-VoIP's accompanying softphone app to the 1-VoIP platform. A SIP softphone app that supports push notifications, HD voice and video, and more. • Free calling between app users • Free texting • Free file sharing
ESRschedule
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ESRScheduler makes signing up quick and easy. Once you complete your registration, your account will be reviewed and approved by an ESRScheduler representative. After approval, you can log in effortlessly using your phone number. From there, you’ll be able to view your schedule and accept or decline jobs with just a tap.
Screenshots
Verdict
The clearest difference is update cadence: ESRschedule at every 3 weeks against 1's every 5 months. ESRschedule also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
1 ships an update every 5 months, ESRschedule every 3 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.
| Parameter | 1 | ESRschedule |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (131 ratings) — better | — |
| Positive reviews | 30.8% of reviews | — |
| Number of ratings | 131 — better | — |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 107 MB | 20 MB |
| Age rating | 4+ | 17+ |
| Developer | 1-VoIP Enhanced Services, LLC | WORKZ360 LLC |
In-app purchases
1
No in-app purchases
ESRschedule
No in-app purchases
