Reliable PBX vs Rappid
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Reliable PBX
Manage your business communications on the go with this mobile app. Place and receive calls, send SMS, and access voicemails from your dedicated business number. Features include call transfer, internal messaging, and contact management.
- Place and receive calls from business number
- Send and receive SMS
- Voicemail management
- Call transfer
- Internal messaging
- Business contacts
- User status indicator (BLF)
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Reliable PBX app is a mobile app for your business communications. Sign up for a free trial and start using your business phone number right away. Features: Place and receive calls from your business number Send and receive SMS Transfer calls Call log Voicemails (Listen, Download, Share, Delete) Advance search Separate Business Contacts BLF (You can see whether another user is on the phone) Internal messaging Call forwarding
Rappid
This app provides a fast and reliable on-demand courier service for documents and parcels. Easily request pickups and deliveries, track your package in real-time, and receive instant status updates directly on your phone.
- Ultrafast on-demand deliveries
- Send documents and parcels
- Easy pickup and delivery requests
- Real-time package tracking
- Instant status notifications
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Rappid is the perfect solution for anyone in need of a reliable and efficient courier service. Whether you need to send urgent documents or parcels, Rappid's ultrafast on-demand deliveries are designed to meet your needs. With just a few taps on your phone, you can easily request a pickup and delivery, track your package in real-time, and receive instant notifications about its status.
Screenshots
Verdict
The clearest difference is rating: Rappid at 5.0 against Reliable PBX's 4.4. Rappid also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.0). Reliable PBX's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, review sentiment and in-app purchases 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.
Rappid holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 7 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Reliable PBX ships an update every 4 weeks, Rappid every 2 months. The most recent releases landed on August 23, 2026 and September 17, 2026 respectively.
| Parameter | Reliable PBX | Rappid |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (7 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 7 — better | 2 |
| Update frequency | Every 4 weeks — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 130 MB | 107 MB |
| Age rating | 4+ | 4+ |
| Developer | ReliablePBX | Swiftee Ltd |
Customer experience
Reliable PBX
Rappid
In-app purchases
Reliable PBX
No in-app purchases
Rappid
No in-app purchases
