OnSIP vs 800.com
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OnSIP
This app extends your business phone system to your mobile device, enabling HD voice and video calls, contact monitoring, and voicemail management. Stay connected with clients and colleagues from anywhere, without needing extra hardware.
- HD voice and video calls
- Voicemail management
- Contact availability monitoring
- Call history
- Remote work connectivity
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OnSIP brings your business phone to you, whether you're at the office, at a client's site, or working remotely. Connect with customers, partners, vendors, and coworkers from your OnSIP account on your iPhone. With OnSIP, you can take advantage of standard business phone features without the additional hardware. Make and receive HD voice and video calls, monitor contact availability, check recent call history, and manage your voicemail in one simple interface.
800.com
This app enables users to manage and utilize their business phone numbers directly from their personal device. It allows for making calls and sending/receiving text messages, ensuring no customer interactions are missed. Users can also access voicemails with live transcriptions and manage multiple numbers and companies within a single interface.
- Manage multiple phone numbers
- Send and receive text messages
- Make and receive calls
- View incoming calls, messages, and voicemails
- Live voicemail transcriptions
- Multimedia messaging support
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The 800.com iOS app allows 800.com users to manage and use their numbers to contact new and existing customers. Make calls and answer text messages from your company number without missing a beat, all from your your personal phone. • Manage multiple phone numbers and companies from one single app. • See incoming messages, calls, and voicemails. • Live transcriptions for your voicemail messages. • Multimedia messaging support.
Screenshots
Verdict
The clearest difference is rating: 800.com at 4.0 against OnSIP's 2.4. 800.com also leads on review sentiment (45% vs 9%) and iOS requirement (15.6 vs 17.4). OnSIP's advantage is ratings volume (67 vs 17). On price, update cadence, ads 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.
800.com holds the better App Store score, 4.0 against 2.4. Both are backed by a comparable volume of ratings — 67 and 17 respectively. Written reviews point the same way: 9% of OnSIP's written reviews are positive against 45% of 800.com's.
OnSIP ships an update every 2 months, 800.com every 6 weeks. The most recent releases landed on September 15, 2026 and September 19, 2026 respectively.
| Parameter | OnSIP | 800.com |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (67 ratings) | 4.0 (17 ratings) — better |
| Positive reviews | 8.7% of reviews | 45.5% of reviews — better |
| Number of ratings | 67 — better | 17 |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.4 | 15.6 — better |
| Further details — not scored | ||
| Size | 26 MB | 75 MB |
| Age rating | 4+ | 4+ |
| Developer | OnSIP | 800.com |
Customer experience
OnSIP
800.com
In-app purchases
OnSIP
No in-app purchases
800.com
No in-app purchases
